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(parent: b6baec7) | 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)
commit7c944eb78b4e7ecd34a16d362d49d42334fa0543
tree2fcd6f912dbde8435daa1932569fc25697894d10tree | snapshot
parentb6baec783935b2c45ac4e69a7a113fa5f899f93bcommit | 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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