classification: remove useless clear

cppcheck:

src/util-classification-config.c:189:9: warning: Assignment of function parameter has no effect outside the function. Did you forget dereferencing it? [uselessAssignmentPtrArg]
        fd = NULL;
        ^

Bug: #5291.

diff --git a/src/util-classification-config.c b/src/util-classification-config.c
index ff4f906ec154a0bbbf9683b6b656af1cebb44fef..b68d274e3e7c6bacdba9102714f5e7da2db9b626 100644 (file)
--- a/src/util-classification-config.c
+++ b/src/util-classification-config.c
@@ -186,7 +186,6 @@ static void SCClassConfDeInitLocalResources(DetectEngineCtx *de_ctx, FILE *fd)
 {
     if (fd != NULL) {
         fclose(fd);
-        fd = NULL;
     }
 }