Author: eadler
Date: Mon May 7 12:19:49 2012
New Revision: 235125
URL: http://svn.freebsd.org/changeset/base/235125
Log:
MFC r234131:
Return EBADF instead of EMFILE from dup2 when the second argument is
outside the range of valid file descriptors
PR: kern/164970
Approved by: cperciva (implicit)
Modified:
stable/9/sys/kern/kern_descrip.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/kern/kern_descrip.c
==============================================================================
--- stable/9/sys/kern/kern_descrip.c Mon May 7 10:50:26 2012
(r235124)
+++ stable/9/sys/kern/kern_descrip.c Mon May 7 12:19:49 2012
(r235125)
@@ -815,7 +815,7 @@ do_dup(struct thread *td, int flags, int
maxfd = min((int)lim_cur(p, RLIMIT_NOFILE), maxfilesperproc);
PROC_UNLOCK(p);
if (new >= maxfd)
- return (flags & DUP_FCNTL ? EINVAL : EMFILE);
+ return (flags & DUP_FCNTL ? EINVAL : EBADF);
FILEDESC_XLOCK(fdp);
if (old >= fdp->fd_nfiles || fdp->fd_ofiles[old] == NULL) {
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