From c3392b7c226daf6dd8713a6a6529a92492f910ff Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Wed, 5 May 2010 15:12:50 +0200
Subject: [PATCH] Fix checking for the stream GAP after the ssn ptr was
 initialized.

---
 src/app-layer-parser.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/app-layer-parser.c b/src/app-layer-parser.c
index 1a196178c7..7d2ccc7567 100644
--- a/src/app-layer-parser.c
+++ b/src/app-layer-parser.c
@@ -706,15 +706,16 @@ int AppLayerParse(Flow *f, uint8_t proto, uint8_t flags, uint8_t *input,
 
     uint16_t parser_idx = 0;
     AppLayerProto *p = &al_proto_table[proto];
+    TcpSession *ssn = NULL;
 
-    if (flags & STREAM_GAP) {
-        SCLogDebug("stream gap detected (missing packets), this is not yet supported.");
+    ssn = f->protoctx;
+    if (ssn == NULL) {
+        SCLogDebug("no TCP session");
         goto error;
     }
 
-    TcpSession *ssn = f->protoctx;
-    if (ssn == NULL) {
-        SCLogDebug("no TCP session");
+    if (flags & STREAM_GAP) {
+        SCLogDebug("stream gap detected (missing packets), this is not yet supported.");
         goto error;
     }