sched: Fix sched_policy < 0 comparison
authorRichard Weinberger <richard@nod.at>
Mon, 2 Jun 2014 20:38:34 +0000 (22:38 +0200)
committerIngo Molnar <mingo@kernel.org>
Thu, 5 Jun 2014 09:07:43 +0000 (11:07 +0200)
commitb14ed2c273f8ab872ae4e6735fe5ab09cb14b8c3
treef7575256a33d949f4ce3919fcd9e8b1f471133b9
parente9dd685ce81815811fb4da72e6ab10a694ac8468
sched: Fix sched_policy < 0 comparison

attr.sched_policy is u32, therefore a comparison against < 0 is never true.
Fix this by casting sched_policy to int.

This issue was reported by coverity CID 1219934.

Fixes: dbdb22754fde ("sched: Disallow sched_attr::sched_policy < 0")
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/1401741514-7045-1-git-send-email-richard@nod.at
Signed-off-by: Ingo Molnar <mingo@kernel.org>
kernel/sched/core.c