From: Andre Noll <maan@systemlinux.org>
Date: Tue, 17 Mar 2009 22:58:58 +0000 (+0100)
Subject: Fix possible NULL pointer dereference in afh_get_header().
X-Git-Tag: v0.3.4~30
X-Git-Url: http://git.tue.mpg.de/?a=commitdiff_plain;h=b7be92e6a411d44dc0ca1ac9885fff97d851e2bd;p=paraslash.git

Fix possible NULL pointer dereference in afh_get_header().
---

diff --git a/afh_common.c b/afh_common.c
index aa7f3d92..8c0eed27 100644
--- a/afh_common.c
+++ b/afh_common.c
@@ -256,9 +256,10 @@ uint32_t afh_get_largest_chunk_size(struct afh_info *afhi)
  */
 void afh_get_header(struct afh_info *afhi, void *map, const char **buf, size_t *len)
 {
-	if (!map || !afhi || ! afhi->header_len) {
+	if (!map || !afhi || !afhi->header_len) {
 		*buf = NULL;
 		*len = 0;
+		return;
 	}
 	*len = afhi->header_len;
 	*buf = map + afhi->header_offset;