lib/gshadow.c: fgetsgent(): Don't use static variables

alejandro-colomar · alejandro-colomar · commit 9fd4a0b3b22f · 2024-10-15T11:18:55.000+02:00
Reported-by: Chris Hofstaedtler &lt;zeha@debian.org&gt;
Signed-off-by: Alejandro Colomar &lt;alx@kernel.org&gt;
diff --git a/lib/gshadow.c b/lib/gshadow.c
@@ -140,8 +140,9 @@ void endsgent (void)
 /*@observer@*//*@null@*/struct sgrp *
 fgetsgent(/*@null@*/FILE *fp)
 {
-	static size_t buflen = 0;
-	static char *buf = NULL;
+	char         *buf = NULL;
+	size_t       buflen = 0;
+	struct sgrp  *sg;
 
 	if (NULL == fp) {
 		return NULL;
@@ -152,7 +153,11 @@ fgetsgent(/*@null@*/FILE *fp)
 	if (stpsep(buf, "\n") == NULL)
 		return NULL;
 
-	return (sgetsgent (buf));
+	sg = sgetsgent(buf);
+
+	free(buf);
+
+	return sg;
 }
 
 
