commit | db26217e6f54647b137a0fe1f2ab346de67d6f3e | [log] [tgz] |
---|---|---|
author | Will Deacon <will.deacon@arm.com> | Fri May 29 14:44:06 2015 +0100 |
committer | Will Deacon <will.deacon@arm.com> | Mon Jul 27 15:28:54 2015 +0100 |
tree | 5c839d3429de197f511161be339bcdacb786d471 | |
parent | 6059a7b6e818023436a9058170a4fea1c670dc98 [diff] |
arm64: atomic64_dec_if_positive: fix incorrect branch condition If we attempt to atomic64_dec_if_positive on INT_MIN, we will underflow and incorrectly decide that the original parameter was positive. This patches fixes the broken condition code so that we handle this corner case correctly. Reviewed-by: Steve Capper <steve.capper@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>