diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/fchmodat.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/fchmodat.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/sysdeps/unix/sysv/linux/fchmodat.c b/sysdeps/unix/sysv/linux/fchmodat.c index f264f0c..5bd1eb9 100644 --- a/sysdeps/unix/sysv/linux/fchmodat.c +++ b/sysdeps/unix/sysv/linux/fchmodat.c @@ -18,6 +18,7 @@ #include <errno.h> #include <fcntl.h> +#include <fd_to_filename.h> #include <not-cancel.h> #include <stdio.h> #include <sys/stat.h> @@ -69,16 +70,8 @@ fchmodat (int fd, const char *file, mode_t mode, int flag) /* For most file systems, fchmod does not operate on O_PATH descriptors, so go through /proc. */ - char buf[32]; - if (__snprintf (buf, sizeof (buf), "/proc/self/fd/%d", pathfd) < 0) - { - /* This also may report strange error codes to the caller - (although snprintf really should not fail). */ - __close_nocancel (pathfd); - return -1; - } - - int ret = __chmod (buf, mode); + struct fd_to_filename filename; + int ret = __chmod (__fd_to_filename (pathfd, &filename), mode); if (ret != 0) { if (errno == ENOENT) |