diff options
Diffstat (limited to 'sys/kern/uipc_usrreq.c')
| -rw-r--r-- | sys/kern/uipc_usrreq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c index 72cc483..504d581 100644 --- a/sys/kern/uipc_usrreq.c +++ b/sys/kern/uipc_usrreq.c @@ -1872,7 +1872,7 @@ unp_internalize(struct mbuf **controlp, struct thread *td) FILEDESC_SLOCK(fdescp); for (i = 0; i < oldfds; i++) { fd = *fdp++; - if ((unsigned)fd >= fdescp->fd_nfiles || + if (fd < 0 || fd >= fdescp->fd_nfiles || fdescp->fd_ofiles[fd] == NULL) { FILEDESC_SUNLOCK(fdescp); error = EBADF; |
