From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 11 Feb 2021 09:42:22 +0000 (+0100)
Subject: mount_utils: convert to strnprintf()
X-Git-Tag: lxc-5.0.0~292^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d0c6b86e82121c41cdaecd2f52fabae7b0c06071;p=thirdparty%2Flxc.git

mount_utils: convert to strnprintf()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/mount_utils.c b/src/lxc/mount_utils.c
index d47cbe655..5132ea226 100644
--- a/src/lxc/mount_utils.c
+++ b/src/lxc/mount_utils.c
@@ -138,8 +138,8 @@ static int __fs_prepare(const char *fs_name, int fd_from)
 	 * only use fds for mount.
 	 */
 	if (fd_from >= 0) {
-		ret = snprintf(source, sizeof(source), "/proc/self/fd/%d", fd_from);
-		if (ret < 0 || ret >= sizeof(source))
+		ret = strnprintf(source, sizeof(source), "/proc/self/fd/%d", fd_from);
+		if (ret < 0)
 			return log_error_errno(-EIO, EIO, "Failed to create /proc/self/fd/%d", fd_from);
 	}