Don't let xstrdup(s) crash crash when s is NULL, but return Null in stead

git-svn-id: https://svn.musicpd.org/mpd/trunk@7111 09075e82-0dd4-0310-85a5-a0d7c8717e4f

Don't let xstrdup(s) crash crash when s is NULL, but return Null in stead
c75d3375 · Qball Cow · a4ed0a83 · c75d3375
Commit c75d3375 authored Dec 31, 2007 by Qball Cow
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utils.c src/utils.c +5 -1

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--- a/src/utils.c
+++ b/src/utils.c
@@ -121,7 +121,11 @@ unsigned long readLEuint32(const unsigned char *p)

 mpd_malloc char *xstrdup(const char *s)
 {
-	char *ret = strdup(s);
+	char *ret;
+	/* Return NULL, if s is NULL */
+	if(!s)
+		return NULL;
+	ret = strdup(s);
 	if (mpd_unlikely(!ret))
 		FATAL("OOM: strdup\n");
 	return ret;