[PATCH v2 4/5] fuse: Do some refactoring in fuse_dev_do_write()

From: Kirill Tkhai
Date: Thu Nov 08 2018 - 04:05:41 EST


This is needed for next patch.

Signed-off-by: Kirill Tkhai <ktkhai@xxxxxxxxxxxxx>
---
fs/fuse/dev.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index cc9e5a9bb147..7684fb7dc680 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1947,18 +1947,14 @@ static ssize_t fuse_dev_do_write(struct fuse_dev *fud,
__fuse_get_request(req);
spin_unlock(&fpq->lock);

- err = -EINVAL;
- if (nbytes != sizeof(struct fuse_out_header)) {
- fuse_put_request(fc, req);
- goto err_finish;
- }
-
- if (oh.error == -ENOSYS)
+ if (nbytes != sizeof(struct fuse_out_header))
+ nbytes = -EINVAL;
+ else if (oh.error == -ENOSYS)
fc->no_interrupt = 1;
else if (oh.error == -EAGAIN)
queue_interrupt(&fc->iq, req);
- fuse_put_request(fc, req);

+ fuse_put_request(fc, req);
fuse_copy_finish(cs);
return nbytes;
}