From: Karel Zak <kzak@redhat.com>
Date: Tue, 6 Sep 2011 01:18:46 +0000 (+0200)
Subject: write: fix path for freopen()
X-Git-Tag: v2.21-rc1~463
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b89fdd9c05a6e5f12ab56441389e5ee9d1d7f30f;p=thirdparty%2Futil-linux.git

write: fix path for freopen()

Reported-by: xinglp <xinglp@gmail.com>
Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/term-utils/write.c b/term-utils/write.c
index a825f62476..a70eb7bd1d 100644
--- a/term-utils/write.c
+++ b/term-utils/write.c
@@ -322,7 +322,7 @@ void do_write(char *tty, char *mytty, uid_t myuid)
 
 	if (strlen(tty) + 6 > sizeof(path))
 		errx(EXIT_FAILURE, _("tty path %s too long"), tty);
-	printf(path, "/dev/%s", tty);
+	snprintf(path, sizeof(path), "/dev/%s", tty);
 	if ((freopen(path, "w", stdout)) == NULL)
 		err(EXIT_FAILURE, "%s", path);