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authorJo-Philipp Wich <jow@openwrt.org>2009-08-19 21:36:10 +0000
committerJo-Philipp Wich <jow@openwrt.org>2009-08-19 21:36:10 +0000
commit68f335b8d6e3f96c0e35d2b2021d5995e0f536e7 (patch)
treebfd7a4df2b6db57416fe4614ab819bb11534e131 /libs
parent47dc4ded767f863f03279bc099d28ba0f0661c2a (diff)
libs/lmo: fix possible null pointer dereference in lmo_lookup() - thanks blogic
Diffstat (limited to 'libs')
-rw-r--r--libs/lmo/src/lmo_core.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/libs/lmo/src/lmo_core.c b/libs/lmo/src/lmo_core.c
index 17467f21e6..ab2410f462 100644
--- a/libs/lmo/src/lmo_core.c
+++ b/libs/lmo/src/lmo_core.c
@@ -207,8 +207,12 @@ int lmo_lookup(lmo_archive_t *ar, const char *key, char *dest, int len)
{
uint32_t look_key = sfh_hash(key, strlen(key));
int copy_len = -1;
+ lmo_entry_t *entry;
- lmo_entry_t *entry = ar->index;
+ if( !ar )
+ return copy_len;
+
+ entry = ar->index;
while( entry != NULL )
{