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MFC r200667:

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Return earlier from linux_do_tkill() when supplied signal number is 0.
This commit is contained in:
Konstantin Belousov 2009-12-21 11:06:41 +00:00
parent 5e860e7b2f
commit b065c16503
1 changed files with 1 additions and 1 deletions
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2
sys/compat/linux/linux_signal.c
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@ -565,7 +565,7 @@ linux_do_tkill(struct thread *td, l_int tgid, l_int pid, l_int signum)
AUDIT_ARG_PROCESS(p);
error = p_cansignal(td, p, signum);
if (error)
if (error != 0 || signum == 0)
goto out;
error = ESRCH;