| Message ID | 29fb1310-8e2d-47ba-b68d-40354eb7b896@moroto.mountain (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | netfs: Fix a NULL vs IS_ERR() check in netfs_perform_write() | expand |
diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c index a69e6e655320..25d861702bd8 100644 --- a/fs/netfs/buffered_write.c +++ b/fs/netfs/buffered_write.c @@ -205,10 +205,11 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter, if (unlikely(fault_in_iov_iter_readable(iter, part) == part)) break; - ret = -ENOMEM; folio = netfs_grab_folio_for_write(mapping, pos, part); - if (!folio) + if (IS_ERR(folio)) { + ret = PTR_ERR(folio); break; + } flen = folio_size(folio); offset = pos & (flen - 1);
The netfs_grab_folio_for_write() function doesn't return NULL, it returns error pointers. Update the check accordingly. Fixes: c38f4e96e605 ("netfs: Provide func to copy data to pagecache for buffered write") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> --- fs/netfs/buffered_write.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)