fix null dereference when cli_bm_scanbuff is called with an empty fp db

git-svn: trunk@3460
18 years ago · 1f2ebf0cc5
parent 5a9a9989b8
commit 1f2ebf0cc5
2 changed files with 5 additions and 1 deletions
--- a/4
+++ b/4
@ -1,3 +1,7 @@
+Fri Dec 28 13:06:56 CET 2007 (acab)
+-----------------------------------
+  * libclamav/matcher-bm.c: typo causing null dereference on mdb matches
+
 Fri Dec 28 13:53:33 EET 2007 (edwin)
 ------------------------------------
  * libclamav/phishcheck.h, regex_list.[ch], rtf.c:
--- a/libclamav/matcher-bm.c
+++ b/libclamav/matcher-bm.c
@ -150,7 +150,7 @@ int cli_bm_scanbuff(const unsigned char *buffer, uint32_t length, const char **v
 	struct cli_target_info info;


-    if(!root->bm_shift)
+    if(!root || !root->bm_shift)
 	return CL_CLEAN;

    if(length < BM_MIN_LENGTH)