From f6bb867df8ee4ec0ac4a5379c645c78a12ef175b Mon Sep 17 00:00:00 2001
From: Victor Julien <victor@inliniac.net>
Date: Sun, 2 Mar 2014 11:57:13 +0100
Subject: [PATCH] ssh: fix scan-build warnings

app-layer-ssh.c:165:5: warning: Value stored to 'input_len' is never read
    input_len -= 1;
    ^            ~
1 warning generated.

app-layer-ssh.c:160:5: warning: Value stored to 'input_len' is never read
    input_len -= 4;
    ^            ~
1 warning generated.
---
 src/app-layer-ssh.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/app-layer-ssh.c b/src/app-layer-ssh.c
index 5a11ebb295..5c1106d4ba 100644
--- a/src/app-layer-ssh.c
+++ b/src/app-layer-ssh.c
@@ -140,6 +140,9 @@ static int SSHParseRecordHeader(SshState *state, SshHeader *header,
 {
 #ifdef DEBUG
     BUG_ON(input_len != 6);
+#else
+    if (input_len < 6)
+        SCReturnInt(-1);
 #endif
     /* input and input_len now point past initial line */
     uint32_t pkt_len = 0;
@@ -157,12 +160,12 @@ static int SSHParseRecordHeader(SshState *state, SshHeader *header,
     SCLogDebug("pkt len: %"PRIu32, pkt_len);
 
     input += 4;
-    input_len -= 4;
+    //input_len -= 4;
 
     header->padding_len = *input;
 
     input += 1;
-    input_len -= 1;
+    //input_len -= 1;
 
     SCLogDebug("padding: %u", header->padding_len);