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authorWang Chen <wangchen@cn.fujitsu.com>2008-12-29 13:35:11 +0800
committerIngo Molnar <mingo@elte.hu>2008-12-29 12:22:29 +0100
commitefdc64f0c792ea744bcc9203f35b908e66d42f41 (patch)
tree014d9895f776d98bf933855e5af2da99d5b34824 /kernel/module.c
parent860cf8894b326e4b89720f520540604834337b72 (diff)
genirq: check chip->ack before calling
Impact: fix theoretical NULL dereference The generic irq layer doesn't know whether irq_chip has ack routine on some architectures or not. Upon that, before calling chip->ack, we should check that it's not NULL. Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/module.c')
0 files changed, 0 insertions, 0 deletions