2993ae3305
This is under CAP_SYS_ADMIN, but Smatch complains that mask comes from the user and the test for "mask > 0xf" can underflow. The fix is simple: amd_set_subcaches() should hand down not an 'int' but an 'unsigned long' like it was originally indended to do. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Borislav Petkov <bp@suse.de> Cc: Borislav Petkov <bp@alien8.de> Cc: Daniel J Blueman <daniel@numascale-asia.com> Link: http://lkml.kernel.org/r/20140121072209.GA22095@elgon.mountain Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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uapi/asm |