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(parent: 029e111) | patch
signal: Never allocate siginfo for SIGKILL or SIGSTOP
authorEric W. Biederman <ebiederm@xmission.com>
Mon, 3 Sep 2018 07:50:36 +0000 (09:50 +0200)
committerEric W. Biederman <ebiederm@xmission.com>
Tue, 11 Sep 2018 19:19:28 +0000 (21:19 +0200)
commita74ab6b2d4c1773a03f94ac3235d09dd052f9abe
tree2fcd6f912dbde8435daa1932569fc25697894d10tree | snapshot
parent029e1111622c1bfd4f9d913c9d55d26fa73c5307commit | diff
signal: Never allocate siginfo for SIGKILL or SIGSTOP

The SIGKILL and SIGSTOP signals are never delivered to userspace so
queued siginfo for these signals can never be observed.  Therefore
remove the chance of failure by never even attempting to allocate
siginfo in those cases.

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
kernel/signal.c diff | blob | history
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