mailing list of musl libc
 help / color / mirror / code / Atom feed
* [PATCH] fix fchown fallback on arches without chown(2)
@ 2017-05-27 20:20 Samuel Holland
  2017-05-28  2:04 ` Rich Felker
  0 siblings, 1 reply; 2+ messages in thread
From: Samuel Holland @ 2017-05-27 20:20 UTC (permalink / raw)
  To: musl; +Cc: Samuel Holland

The flags argument was missing, causing uninitalized data to be passed
to fchownat(2). The correct value of flags should match the fallback for
chown(3).
---
 src/unistd/fchown.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/unistd/fchown.c b/src/unistd/fchown.c
index 03459849..75075eec 100644
--- a/src/unistd/fchown.c
+++ b/src/unistd/fchown.c
@@ -16,7 +16,7 @@ int fchown(int fd, uid_t uid, gid_t gid)
 #ifdef SYS_chown
 	return syscall(SYS_chown, buf, uid, gid);
 #else
-	return syscall(SYS_fchownat, AT_FDCWD, buf, uid, gid);
+	return syscall(SYS_fchownat, AT_FDCWD, buf, uid, gid, 0);
 #endif
 
 }
-- 
2.13.0



^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2017-05-28  2:04 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-05-27 20:20 [PATCH] fix fchown fallback on arches without chown(2) Samuel Holland
2017-05-28  2:04 ` Rich Felker

Code repositories for project(s) associated with this public inbox

	https://git.vuxu.org/mirror/musl/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).