lib: masq_info: check fgets return value

16a83b4f · Mike Frysinger · df48bbef · 16a83b4f
Commit 16a83b4f authored Aug 25, 2015 by Mike Frysinger
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lib/masq_info.c lib/masq_info.c +5 -1

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--- a/lib/masq_info.c
+++ b/lib/masq_info.c
@@ -174,7 +174,11 @@ int ip_masq_info(int numeric_host, int numeric_port, int ext)
 	fclose(f);
 	return (-1);
    }
-    fgets(buf, sizeof(buf), f);
+    if (fgets(buf, sizeof(buf), f) == NULL) {
+	EINTERN("masq_info", "fgets() failed");
+	fclose(f);
+	return (-1);
+    }
    has_pdelta = strstr(buf, "PDelta") ? 1 : 0;

    mslist = (struct masq *) malloc(16 * sizeof(struct masq));