From: qiangbei <1137465774@qq.com>
Date: Sun, 8 Oct 2017 12:49:05 +0000 (+0800)
Subject: detect/state: fix offset mask logic
X-Git-Tag: suricata-4.0.1~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce0fb39219db82cef286c997a1163dcca10185ef;p=thirdparty%2Fsuricata.git

detect/state: fix offset mask logic

changed 0xef to 0x7f
---

diff --git a/src/detect-engine-state.c b/src/detect-engine-state.c
index 8506f2a1ec..b9a79e9347 100644
--- a/src/detect-engine-state.c
+++ b/src/detect-engine-state.c
@@ -375,7 +375,7 @@ int DeStateDetectStartDetection(ThreadVars *tv, DetectEngineCtx *de_ctx,
 
     /* if continue detection already inspected this rule for this tx,
      * continue with the first not-inspected tx */
-    uint8_t offset = det_ctx->de_state_sig_array[s->num] & 0xef;
+    uint8_t offset = det_ctx->de_state_sig_array[s->num] & 0x7f;
     uint64_t tx_id = AppLayerParserGetTransactionInspectId(f->alparser, flags);
     if (offset > 0) {
         SCLogDebug("using stored_tx_id %"PRIu64" instead of %"PRIu64, tx_id+offset, tx_id);