mpm/ac-bs: add warning if still used

Fall back to default matcher.

Ticket #6586.

diff --git a/src/detect-engine-mpm.c b/src/detect-engine-mpm.c
index 48c4da115a455c7740aa30d0d0537188bdb4b090..849930a7a9cfc1fd99a80fe88bc4109b914bc818 100644 (file)
--- a/src/detect-engine-mpm.c
+++ b/src/detect-engine-mpm.c
@@ -854,6 +854,9 @@ uint8_t PatternMatchDefaultMatcher(void)
 #endif
             if (strcmp("auto", mpm_algo) == 0) {
                 goto done;
+            } else if (strcmp("ac-bs", mpm_algo) == 0) {
+                SCLogWarning("mpm-algo \"ac-bs\" has been removed. See ticket #6586.");
+                goto done;
             }
             for (uint8_t u = 0; u < MPM_TABLE_SIZE; u++) {
                 if (mpm_table[u].name == NULL)