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checkpatch: add of_device_id to structs that should be const

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Uses of struct of_device_id are most commonly const.

Suggest using it as such.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2015-02-13 14:39:05 -08:00 committed by Linus Torvalds
parent a2fe16b9d8
commit 0f3c5aab5e
1 changed files with 5 additions and 3 deletions
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8
scripts/checkpatch.pl
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@ -5223,8 +5223,9 @@ sub process {
"please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . $herecurr); "please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . $herecurr);
} }
# check for various ops structs, ensure they are const. # check for various structs that are normally const (ops, kgdb, device_tree)
my $struct_ops = qr{acpi_dock_ops| my $const_structs = qr{
acpi_dock_ops|
address_space_operations| address_space_operations|
backlight_ops| backlight_ops|
block_device_operations| block_device_operations|
@ -5247,6 +5248,7 @@ sub process {
mtrr_ops| mtrr_ops|
neigh_ops| neigh_ops|
nlmsvc_binding| nlmsvc_binding|
of_device_id|
pci_raw_ops| pci_raw_ops|
pipe_buf_operations| pipe_buf_operations|
platform_hibernation_ops| platform_hibernation_ops|
@ -5262,7 +5264,7 @@ sub process {
usb_mon_operations| usb_mon_operations|
wd_ops}x; wd_ops}x;
if ($line !~ /\bconst\b/ && if ($line !~ /\bconst\b/ &&
$line =~ /\bstruct\s+($struct_ops)\b/) { $line =~ /\bstruct\s+($const_structs)\b/) {
WARN("CONST_STRUCT", WARN("CONST_STRUCT",
"struct $1 should normally be const\n" . "struct $1 should normally be const\n" .
$herecurr); $herecurr);