Author: markj
Date: Tue Sep 22 15:54:05 2020
New Revision: 366002
URL: https://svnweb.freebsd.org/changeset/base/366002
Log:
tftpd: Check for errors from chdir()
MFC after: 1 week
Sponsored by: The FreeBSD Foundation
Modified:
head/libexec/tftpd/tftpd.c
Modified: head/libexec/tftpd/tftpd.c
==============================================================================
--- head/libexec/tftpd/tftpd.c Tue Sep 22 15:01:34 2020 (r366001)
+++ head/libexec/tftpd/tftpd.c Tue Sep 22 15:54:05 2020 (r366002)
@@ -373,7 +373,10 @@ main(int argc, char *argv[])
chroot_dir, strerror(errno));
exit(1);
}
- chdir("/");
+ if (chdir("/") != 0) {
+ tftp_log(LOG_ERR, "chdir: %s", strerror(errno));
+ exit(1);
+ }
if (setgroups(1, &nobody->pw_gid) != 0) {
tftp_log(LOG_ERR, "setgroups failed");
exit(1);
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