perf: Fix read buffer overflow
Check whether index is within bounds before testing the element. Signed-off-by:Roel Kluin <roel.kluin@gmail.com> Cc: a.p.zijlstra@chello.nl Cc: Andrew Morton <akpm@linux-foundation.org> LKML-Reference: <4A757BCF.40101@gmail.com> Signed-off-by:
Ingo Molnar <mingo@elte.hu>
parent
59b90056
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