detect-engine: check return value of SCGetConf

Ticket: 7634
coverity id: 1645571

diff --git a/src/detect-engine.c b/src/detect-engine.c
index c2243d88c93d439e8652a3729b26ee12df008800..a09502f5729db24c09412a328756223d95581518 100644 (file)
--- a/src/detect-engine.c
+++ b/src/detect-engine.c
@@ -2457,9 +2457,7 @@ const char *DetectEngineMpmCachingGetPath(void)
 
     char yamlpath[] = "detect.sgh-mpm-caching-path";
     const char *strval = NULL;
-    (void)SCConfGet(yamlpath, &strval);
-
-    if (strval != NULL) {
+    if (SCConfGet(yamlpath, &strval) == 1 && strval != NULL) {
         return strval;
     }