io_uring: drop io_file_put() 'file' argument

Since the fget/fput handling was reworked in commit 09bb839434bd, we
never call io_file_put() with state == NULL (and hence file != NULL)
anymore. Remove that case.

Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 4 insertions, 6 deletions

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 24355e0c47f0..f4ddb9d23241 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -682,11 +682,9 @@ static void io_iopoll_req_issued(struct io_kiocb *req)
                 list_add_tail(&req->list, &ctx->poll_list);
 }
 
-static void io_file_put(struct io_submit_state *state, struct file *file)
+static void io_file_put(struct io_submit_state *state)
 {
-        if (!state) {
-                fput(file);
-        } else if (state->file) {
+        if (state->file) {
                 int diff = state->has_refs - state->used_refs;
 
                 if (diff)
@@ -711,7 +709,7 @@ static struct file *io_file_get(struct io_submit_state *state, int fd)
                         state->ios_left--;
                         return state->file;
                 }
-                io_file_put(state, NULL);
+                io_file_put(state);
         }
         state->file = fget_many(fd, state->ios_left);
         if (!state->file)
@@ -1671,7 +1669,7 @@ out:
 static void io_submit_state_end(struct io_submit_state *state)
 {
         blk_finish_plug(&state->plug);
-        io_file_put(state, NULL);
+        io_file_put(state);
         if (state->free_reqs)
                 kmem_cache_free_bulk(req_cachep, state->free_reqs,
                                         &state->reqs[state->cur_req]);