From: Alan T. DeKok <aland@freeradius.org>
Date: Sun, 17 Feb 2013 20:19:03 +0000 (-0500)
Subject: Check for NULL before incrementing
X-Git-Tag: release_3_0_0_beta1~1065
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e731205fd21eb8534d17fe10b7b1c45e414445a0;p=thirdparty%2Ffreeradius-server.git

Check for NULL before incrementing
---

diff --git a/scripts/jlibtool.c b/scripts/jlibtool.c
index 6ffaf4b7c4a..a34a5d5ba4a 100644
--- a/scripts/jlibtool.c
+++ b/scripts/jlibtool.c
@@ -969,7 +969,14 @@ static char *gen_library_name(const char *name, enum lib_type genlib)
         strcpy(newarg, name);
     }
 
-    newext = strrchr(newarg, '.') + 1;
+    newext = strrchr(newarg, '.');
+    if (!newext) {
+        printf("Error: Library path does not have an extension");
+	free(newarg);
+	
+	return NULL;
+    }
+    newext++;
 
     switch (genlib) {
     case type_STATIC_LIB:
@@ -1076,13 +1083,14 @@ static char *check_library_exists(command_t *cmd, const char *arg, int pathlen,
     }
 
     strcpy(newarg + newpathlen, arg + pathlen);
-    ext = strrchr(newarg, '.') + 1;
+    ext = strrchr(newarg, '.');
     if (!ext) {
     	printf("Error: Library path does not have an extension");
 	free(newarg);
 	
 	return NULL;
     }
+    ext++;
 
     pass = 0;