arm64: perf: fix array out of bounds access in armpmu_map_hw_event()
authorWill Deacon <will.deacon@arm.com>
Tue, 20 Aug 2013 10:47:39 +0000 (11:47 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Tue, 20 Aug 2013 11:05:57 +0000 (12:05 +0100)
commit868f6fea8fa63f09acbfa93256d0d2abdcabff79
treef208c1d84324fc007b6bb19595ce8756ebe39047
parentc095ba7224d8edc71dcef0d655911399a8bd4a3f
arm64: perf: fix array out of bounds access in armpmu_map_hw_event()

This is a port of d9f966357b14 ("ARM: 7810/1: perf: Fix array out of
bounds access in armpmu_map_hw_event()") to arm64, which fixes an oops
in the arm64 perf backend found as a result of Vince's fuzzing tool.

Cc: <stable@vger.kernel.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/kernel/perf_event.c