Coccinelle: Remove setup_timer.cocci
Both the init_timer() and timer_setup() APIs have been removed. This script will not be needed any more. Signed-off-by: Kees Cook <keescook@chromium.org>
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Kees Cook
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1 changed files with 0 additions and 277 deletions
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/// Use setup_timer function instead of initializing timer with the function
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/// and data fields
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// Confidence: High
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// Copyright: (C) 2016 Vaishali Thakkar, Oracle. GPLv2
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// Copyright: (C) 2017 Kees Cook, Google. GPLv2
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// Options: --no-includes --include-headers
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// Keywords: init_timer, setup_timer
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virtual patch
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virtual context
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virtual org
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virtual report
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// Match the common cases first to avoid Coccinelle parsing loops with
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// "... when" clauses.
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@match_immediate_function_data_after_init_timer
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depends on patch && !context && !org && !report@
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expression e, func, da;
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@@
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-init_timer
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+setup_timer
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( \(&e\|e\)
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+, func, da
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);
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(
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-\(e.function\|e->function\) = func;
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-\(e.data\|e->data\) = da;
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-\(e.data\|e->data\) = da;
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-\(e.function\|e->function\) = func;
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)
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@match_immediate_function_data_before_init_timer
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depends on patch && !context && !org && !report@
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expression e, func, da;
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@@
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(
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-\(e.function\|e->function\) = func;
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-\(e.data\|e->data\) = da;
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-\(e.data\|e->data\) = da;
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-\(e.function\|e->function\) = func;
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)
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-init_timer
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+setup_timer
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( \(&e\|e\)
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+, func, da
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);
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@match_function_and_data_after_init_timer
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depends on patch && !context && !org && !report@
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expression e, e2, e3, e4, e5, func, da;
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@@
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-init_timer
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+setup_timer
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( \(&e\|e\)
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+, func, da
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);
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... when != func = e2
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when != da = e3
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(
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-e.function = func;
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... when != da = e4
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-e.data = da;
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-e->function = func;
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... when != da = e4
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-e->data = da;
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-e.data = da;
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... when != func = e5
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-e.function = func;
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-e->data = da;
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... when != func = e5
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-e->function = func;
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)
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@match_function_and_data_before_init_timer
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depends on patch && !context && !org && !report@
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expression e, e2, e3, e4, e5, func, da;
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@@
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(
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-e.function = func;
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... when != da = e4
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-e.data = da;
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-e->function = func;
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... when != da = e4
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-e->data = da;
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-e.data = da;
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... when != func = e5
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-e.function = func;
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-e->data = da;
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... when != func = e5
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-e->function = func;
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)
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... when != func = e2
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when != da = e3
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-init_timer
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+setup_timer
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( \(&e\|e\)
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+, func, da
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);
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@r1 exists@
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expression t;
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identifier f;
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position p;
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@@
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f(...) { ... when any
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init_timer@p(\(&t\|t\))
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... when any
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}
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@r2 exists@
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expression r1.t;
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identifier g != r1.f;
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expression e8;
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@@
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g(...) { ... when any
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\(t.data\|t->data\) = e8
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... when any
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}
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// It is dangerous to use setup_timer if data field is initialized
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// in another function.
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@script:python depends on r2@
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p << r1.p;
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@@
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cocci.include_match(False)
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@r3 depends on patch && !context && !org && !report@
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expression r1.t, func, e7;
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position r1.p;
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@@
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(
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-init_timer@p(&t);
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+setup_timer(&t, func, 0UL);
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... when != func = e7
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-t.function = func;
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-t.function = func;
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... when != func = e7
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-init_timer@p(&t);
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+setup_timer(&t, func, 0UL);
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-init_timer@p(t);
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+setup_timer(t, func, 0UL);
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... when != func = e7
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-t->function = func;
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-t->function = func;
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... when != func = e7
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-init_timer@p(t);
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+setup_timer(t, func, 0UL);
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)
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// ----------------------------------------------------------------------------
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@match_immediate_function_data_after_init_timer_context
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depends on !patch && (context || org || report)@
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expression da, e, func;
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position j0, j1, j2;
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@@
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* init_timer@j0 (&e);
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(
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* e@j1.function = func;
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* e@j2.data = da;
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* e@j1.data = da;
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* e@j2.function = func;
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)
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@match_function_and_data_after_init_timer_context
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depends on !patch && (context || org || report)@
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expression a, b, e1, e2, e3, e4, e5;
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position j0 != match_immediate_function_data_after_init_timer_context.j0,j1,j2;
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@@
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* init_timer@j0 (&e1);
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... when != a = e2
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when != b = e3
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(
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* e1@j1.function = a;
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... when != b = e4
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* e1@j2.data = b;
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* e1@j1.data = b;
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... when != a = e5
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* e1@j2.function = a;
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)
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@r3_context depends on !patch && (context || org || report)@
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expression c, e6, e7;
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position r1.p;
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position j0 !=
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{match_immediate_function_data_after_init_timer_context.j0,
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match_function_and_data_after_init_timer_context.j0}, j1;
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@@
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* init_timer@j0@p (&e6);
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... when != c = e7
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* e6@j1.function = c;
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// ----------------------------------------------------------------------------
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@script:python match_immediate_function_data_after_init_timer_org
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depends on org@
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j0 << match_immediate_function_data_after_init_timer_context.j0;
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j1 << match_immediate_function_data_after_init_timer_context.j1;
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j2 << match_immediate_function_data_after_init_timer_context.j2;
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@@
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msg = "Use setup_timer function."
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coccilib.org.print_todo(j0[0], msg)
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coccilib.org.print_link(j1[0], "")
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coccilib.org.print_link(j2[0], "")
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@script:python match_function_and_data_after_init_timer_org depends on org@
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j0 << match_function_and_data_after_init_timer_context.j0;
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j1 << match_function_and_data_after_init_timer_context.j1;
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j2 << match_function_and_data_after_init_timer_context.j2;
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@@
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msg = "Use setup_timer function."
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coccilib.org.print_todo(j0[0], msg)
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coccilib.org.print_link(j1[0], "")
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coccilib.org.print_link(j2[0], "")
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@script:python r3_org depends on org@
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j0 << r3_context.j0;
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j1 << r3_context.j1;
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@@
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msg = "Use setup_timer function."
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coccilib.org.print_todo(j0[0], msg)
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coccilib.org.print_link(j1[0], "")
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// ----------------------------------------------------------------------------
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@script:python match_immediate_function_data_after_init_timer_report
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depends on report@
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j0 << match_immediate_function_data_after_init_timer_context.j0;
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j1 << match_immediate_function_data_after_init_timer_context.j1;
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@@
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msg = "Use setup_timer function for function on line %s." % (j1[0].line)
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coccilib.report.print_report(j0[0], msg)
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@script:python match_function_and_data_after_init_timer_report depends on report@
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j0 << match_function_and_data_after_init_timer_context.j0;
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j1 << match_function_and_data_after_init_timer_context.j1;
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@@
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msg = "Use setup_timer function for function on line %s." % (j1[0].line)
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coccilib.report.print_report(j0[0], msg)
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@script:python r3_report depends on report@
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j0 << r3_context.j0;
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j1 << r3_context.j1;
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@@
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msg = "Use setup_timer function for function on line %s." % (j1[0].line)
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coccilib.report.print_report(j0[0], msg)
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