From: Ilia Alshanetsky <iliaa@php.net>
Date: Sun, 6 Feb 2005 22:58:46 +0000 (+0000)
Subject: Fixed possible un-initialized var on error.
X-Git-Tag: RELEASE_0_2~49
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=917648a232f4119c70ccd61a5675fb93a756128f;p=php

Fixed possible un-initialized var on error.
---

diff --git a/ext/standard/exec.c b/ext/standard/exec.c
index 11bb365f65..1dbd638b52 100644
--- a/ext/standard/exec.c
+++ b/ext/standard/exec.c
@@ -66,7 +66,7 @@ int php_exec(int type, char *cmd, pval *array, pval *return_value TSRMLS_DC)
 	php_stream *stream;
 	size_t buflen, bufl = 0;
 #if PHP_SIGCHILD
-	void (*sig_handler)();
+	void (*sig_handler)() = NULL;
 #endif
 
 	if (PG(safe_mode)) {
@@ -177,7 +177,9 @@ int php_exec(int type, char *cmd, pval *array, pval *return_value TSRMLS_DC)
 
 done:
 #if PHP_SIGCHILD
-	signal (SIGCHLD, sig_handler);
+	if (sig_handler) {
+		signal(SIGCHLD, sig_handler);
+	}
 #endif
 	if (d) {
 		efree(d);