qcacmn: Free raw frame pointer in failure path

Free raw frame pointer if scan node allocation fails.

Change-Id: If080f33cd85eb043c60c90c4170ae2ca4a161e0c
CRs-Fixed: 2194056
diff --git a/umac/scan/dispatcher/src/wlan_scan_utils_api.c b/umac/scan/dispatcher/src/wlan_scan_utils_api.c
index 9a4b4c6..cda1208 100644
--- a/umac/scan/dispatcher/src/wlan_scan_utils_api.c
+++ b/umac/scan/dispatcher/src/wlan_scan_utils_api.c
@@ -957,6 +957,7 @@
 
 	scan_node = qdf_mem_malloc(sizeof(*scan_node));
 	if (!scan_node) {
+		qdf_mem_free(scan_entry->raw_frame.ptr);
 		qdf_mem_free(scan_entry);
 		qdf_mem_free(scan_list);
 		return NULL;