io_uring: drop io_file_put() 'file' argument

Since the fget/fput handling was reworked in commit 09bb839434, 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>
This commit is contained in:
Jens Axboe 2019-04-13 11:50:54 -06:00
parent 77f1e0a52d
commit 3d6770fbd9

View File

@ -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]);