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Diffstat (limited to 'fs/ceph/file.c')
-rw-r--r--fs/ceph/file.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 761841903160..3f0b9339d823 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -941,9 +941,9 @@ static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from)
struct ceph_inode_info *ci = ceph_inode(inode);
struct ceph_osd_client *osdc =
&ceph_sb_to_client(inode->i_sb)->client->osdc;
- ssize_t count = iov_iter_count(from), written = 0;
+ ssize_t count, written = 0;
int err, want, got;
- loff_t pos = iocb->ki_pos;
+ loff_t pos;
if (ceph_snap(inode) != CEPH_NOSNAP)
return -EROFS;
@@ -953,14 +953,12 @@ static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from)
/* We can write back this queue in page reclaim */
current->backing_dev_info = inode_to_bdi(inode);
- err = generic_write_checks(file, &pos, &count);
- if (err)
- goto out;
-
- if (count == 0)
+ err = generic_write_checks(iocb, from);
+ if (err <= 0)
goto out;
- iov_iter_truncate(from, count);
+ pos = iocb->ki_pos;
+ count = iov_iter_count(from);
err = file_remove_suid(file);
if (err)
goto out;