From: Dmitry V. Levin <ldv@altlinux.org>
Date: Sat, 22 Dec 2018 18:58:51 +0000 (+0000)
Subject: filter_qualify: prepare for the change of signame semantics
X-Git-Tag: v4.26~40
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4964cf376577027f1e35568eb6490cd2d070d1c2;p=strace

filter_qualify: prepare for the change of signame semantics

* filter_qualify.c (sigstr_to_uint): Check signame return value.
---

diff --git a/filter_qualify.c b/filter_qualify.c
index 754ef4cb..4a05f1b2 100644
--- a/filter_qualify.c
+++ b/filter_qualify.c
@@ -40,6 +40,9 @@ sigstr_to_uint(const char *s)
 	for (int i = 1; i <= 255; ++i) {
 		const char *name = signame(i);
 
+		if (!name)
+			continue;
+
 		if (strncasecmp(name, "SIG", 3) != 0)
 			continue;