rt/snapraid
1
0
Fork 0
mirror of https://github.com/amadvance/snapraid.git synced 2026-10-26 10:51:54 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Check dirfd result before using it

Browse source
This commit is contained in:
Andrea Mazzoleni 2026-01-21 19:04:36 +01:00
parent c180015fdc
commit ad2a36f2c7
1 changed files with 7 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

8
cmdline/unix.c
View file

@ -506,12 +506,18 @@ static int devuuid_dev(uint64_t device, char* uuid, size_t uuid_size)
return -1;
}
int dir_fd = dirfd(d);
if (dir_fd == -1) {
log_tag("uuid:by-uuid:%u:%u: dirfd(/dev/disk/by-uuid) failed, %s\n", major(device), minor(device), strerror(errno));
return -1;
}
while ((dd = readdir(d)) != 0) {
/* skip "." and ".." files, UUIDs never start with '.' */
if (dd->d_name[0] == '.')
continue;
ret = fstatat(dirfd(d), dd->d_name, &st, 0);
ret = fstatat(dir_fd, dd->d_name, &st, 0);
if (ret != 0) {
log_tag("uuid:by-uuid:%u:%u: fstatat(%s) failed, %s\n", major(device), minor(device), dd->d_name, strerror(errno));
/* generic error, ignore and continue the search */