fix warning (bug #4807)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6254 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_authenticate.c b/apps/app_authenticate.c
index d50b5b2f22398aab39014b74c3db3b587675521f..887bf237d4d8cbfcb3e3f1602902106d00ee0344 100755 (executable)
--- a/apps/app_authenticate.c
+++ b/apps/app_authenticate.c
@@ -120,7 +120,7 @@ static int auth_exec(struct ast_channel *chan, void *data)
                                if (f) {
                                        char buf[256] = "";
                                        char md5passwd[33] = "";
-                                       char *md5secret;
+                                       char *md5secret = NULL;
 
                                        while (!feof(f)) {
                                                fgets(buf, sizeof(buf), f);