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sd-device: use fstatat()

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No functional changes, just refactoring.
This commit is contained in:
Yu Watanabe
2022-09-19 18:04:13 +09:00
parent bc5e8ebbfb
commit 65c0f14bc1
1 changed files with 2 additions and 6 deletions
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src/libsystemd/sd-device/sd-device.c
+2 -6
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@@ -1901,7 +1901,7 @@ static int device_sysattrs_read_all_internal(sd_device *device, const char *subd
return -errno;
FOREACH_DIRENT_ALL(de, dir, return -errno) {
_cleanup_free_ char *path = NULL, *p = NULL;
_cleanup_free_ char *p = NULL;
struct stat statbuf;
if (dot_or_dot_dot(de->d_name))
@@ -1926,11 +1926,7 @@ static int device_sysattrs_read_all_internal(sd_device *device, const char *subd
continue;
}
path = path_join(syspath, p ?: de->d_name);
if (!path)
return -ENOMEM;
if (lstat(path, &statbuf) != 0)
if (fstatat(dirfd(dir), de->d_name, &statbuf, AT_SYMLINK_NOFOLLOW) < 0)
continue;
if ((statbuf.st_mode & (S_IRUSR | S_IWUSR)) == 0)