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authorAl Viro <viro@zeniv.linux.org.uk>2021-06-02 14:48:21 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2021-06-03 10:36:51 -0400
commit0e8f0d67401589a141950856902c7d0ec8d9c985 (patch)
tree556768d7c2f78cdc3acc63d61733ccf13df09530 /lib/iov_iter.c
parenta506abc7b644d71966a75337d5a534f531b3cdc4 (diff)
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[xarray] iov_iter_fault_in_readable() should do nothing in xarray case
... and actually should just check it's given an iovec-backed iterator in the first place. Cc: stable@vger.kernel.org Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'lib/iov_iter.c')
-rw-r--r--lib/iov_iter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index c8877cffb7bc..a3aabeda945b 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -476,7 +476,7 @@ int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes)
int err;
struct iovec v;
- if (!(i->type & (ITER_BVEC|ITER_KVEC))) {
+ if (iter_is_iovec(i)) {
iterate_iovec(i, bytes, v, iov, skip, ({
err = fault_in_pages_readable(v.iov_base, v.iov_len);
if (unlikely(err))