From 2ef907e901d146642adc758fe87ca9e580bfece9 Mon Sep 17 00:00:00 2001
From: Alexander Bokovoy <abokovoy@redhat.com>
Date: May 24 2021 06:11:07 +0000
Subject: Return early if ret allocation has failed


Fixes reports from a GCC analyzer

Signed-off-by: Alexander Bokovoy <abokovoy@redhat.com>

---

diff --git a/src/back-nis.c b/src/back-nis.c
index adf378e..2001222 100644
--- a/src/back-nis.c
+++ b/src/back-nis.c
@@ -488,6 +488,9 @@ backend_map_config_filter(const char *format,
 		}
 	}
 	ret = malloc(l + 1);
+	if (ret == NULL) {
+		return NULL;
+	}
 	for (i = j = 0; format[i] != '\0'; i++) {
 		if (format[i] == '%') {
 			switch (format[i + 1]) {