From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Fri, 22 Sep 2023 18:08:22 +0000 (+0200)
Subject: lslogins: fix realloc() loop allocation size
X-Git-Tag: v2.39.3~50
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=03c12a34c58d2550c6c718275950866d387d33f5;p=thirdparty%2Futil-linux.git

lslogins: fix realloc() loop allocation size

If stat() fails the realloc loop would always try to allocate zero
bytes.

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
---

diff --git a/login-utils/lslogins.c b/login-utils/lslogins.c
index 76d28125c9..effaba4b48 100644
--- a/login-utils/lslogins.c
+++ b/login-utils/lslogins.c
@@ -478,7 +478,7 @@ static struct utmpx *get_last_btmp(struct lslogins_control *ctl, const char *use
 
 static int parse_utmpx(const char *path, size_t *nrecords, struct utmpx **records)
 {
-	size_t i, imax = 0;
+	size_t i, imax = 1;
 	struct utmpx *ary = NULL;
 	struct stat st;