From: Tobias Stoeckmann <tobias@stoeckmann.org>
Date: Mon, 3 Oct 2016 20:05:46 +0000 (+0200)
Subject: rev: Avoid calling free in a signal handler
X-Git-Tag: v2.29-rc2~16
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2571cf0f9bfa769bdf9c8fba25684fa0330a2b57;p=thirdparty%2Futil-linux.git

rev: Avoid calling free in a signal handler

free() is not a safe function for a signal handler. The next
line calls _exit() anyway, so there is no need for resource
management.
---

diff --git a/text-utils/rev.c b/text-utils/rev.c
index cb38482413..ace2cd6a6b 100644
--- a/text-utils/rev.c
+++ b/text-utils/rev.c
@@ -68,7 +68,6 @@ wchar_t *buf;
 
 static void sig_handler(int signo __attribute__ ((__unused__)))
 {
-	free(buf);
 	_exit(EXIT_SUCCESS);
 }