fix fchown fallback on arches without chown(2)

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).

diff --git a/src/unistd/fchown.c b/src/unistd/fchown.c
index 03459849e50a3436d5bec51a4763375e05c4796d..75075eecea58b057a7619db66355636b2c21fefe 100644 (file)
--- 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
 
 }