sh: null check signame list since sig 0 is not valid



Change-Id: I1b293246ea1d822e098d0581830500e93633a879
Signed-off-by: Dima Zavin <dima@android.com>

parent 90493929

sh/trap.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -100,7 +100,7 @@ signame_to_signum(const char *p)
		p += 3;

		for (i = 0; i < NSIG; ++i)
		if (strcasecmp (p, sys_signame[i]) == 0)
		if (sys_signame[i] && (strcasecmp (p, sys_signame[i]) == 0))
		return i;
		return -1;
		}