leak: Fixes leak in AppLayerProtoDetectPMRegisterPattern

Fixes #3070

diff --git a/src/app-layer-detect-proto.c b/src/app-layer-detect-proto.c
index d8ae2067130fdb19d24ac841eefee4d5c9fb265d..6e3440bd42ffea2b8dff7f81435c402f15e5a76a 100644 (file)
--- a/src/app-layer-detect-proto.c
+++ b/src/app-layer-detect-proto.c
@@ -1478,6 +1478,7 @@ static int AppLayerProtoDetectPMRegisterPattern(uint8_t ipproto, AppProto alprot
 
     goto end;
  error:
+    DetectContentFree(cd);
     ret = -1;
  end:
     SCReturnInt(ret);