[PATCH] compat_sys_vmsplice: one-off in UIO_MAXIOV check
nr_segs may not be > UIO_MAXIOV, however it may be equal to. This makes
the behaviour identical to the real sys_vmsplice(). The other foov
syscalls also agree that this is the way to go.
Signed-off-by: Jens Axboe <axboe@suse.de>
diff --git a/fs/compat.c b/fs/compat.c
index 3f3e8f4..970888a 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1323,7 +1323,7 @@
{
unsigned i;
struct iovec *iov;
- if (nr_segs >= UIO_MAXIOV)
+ if (nr_segs > UIO_MAXIOV)
return -EINVAL;
iov = compat_alloc_user_space(nr_segs * sizeof(struct iovec));
for (i = 0; i < nr_segs; i++) {
