From: Roy Marples <roy@marples.name>
Date: Mon, 21 Jul 2014 19:08:22 +0000 (+0000)
Subject: Use realloc instead of free/malloc.
X-Git-Tag: v6.4.3~10
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=967db5951d0257f8cfc9f8a256dbc118c2145121;p=thirdparty%2Fdhcpcd.git

Use realloc instead of free/malloc.
---

diff --git a/if-options.c b/if-options.c
index 6fa4b12b..4e921ba8 100644
--- a/if-options.c
+++ b/if-options.c
@@ -2062,11 +2062,11 @@ read_config(struct dhcpcd_ctx *ctx,
 		for (e = dhcpcd_embedded_conf; *e; e++) {
 			ol = strlen(*e) + 1;
 			if (ol > buflen) {
-				free(buf);
 				buflen = ol;
-				buf = malloc(buflen);
+				buf = realloc(buf, buflen);
 				if (buf == NULL) {
 					syslog(LOG_ERR, "%s: %m", __func__);
+					free(buf);
 					return NULL;
 				}
 			}