* [PATCH][next] io_uring: remove redundant initialization of variable ret
@ 2021-02-10 20:00 Colin King
2021-02-10 20:05 ` Chaitanya Kulkarni
2021-02-10 20:30 ` Jens Axboe
0 siblings, 2 replies; 3+ messages in thread
From: Colin King @ 2021-02-10 20:00 UTC (permalink / raw)
To: Jens Axboe, Pavel Begunkov, io-uring; +Cc: kernel-janitors, linux-kernel
From: Colin Ian King <[email protected]>
The variable ret is being initialized with a value that is never read
and it is being updated later with a new value. The initialization is
redundant and can be removed.
Addresses-Coverity: ("Unused value")
Fixes: b63534c41e20 ("io_uring: re-issue block requests that failed because of resources")
Signed-off-by: Colin Ian King <[email protected]>
---
fs/io_uring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 909b3169d74e..eff58a967822 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2785,7 +2785,7 @@ static void io_complete_rw_common(struct kiocb *kiocb, long res,
static bool io_resubmit_prep(struct io_kiocb *req)
{
struct iovec inline_vecs[UIO_FASTIOV], *iovec = inline_vecs;
- int rw, ret = -ECANCELED;
+ int rw, ret;
struct iov_iter iter;
/* already prepared */
--
2.30.0
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH][next] io_uring: remove redundant initialization of variable ret
2021-02-10 20:00 [PATCH][next] io_uring: remove redundant initialization of variable ret Colin King
@ 2021-02-10 20:05 ` Chaitanya Kulkarni
2021-02-10 20:30 ` Jens Axboe
1 sibling, 0 replies; 3+ messages in thread
From: Chaitanya Kulkarni @ 2021-02-10 20:05 UTC (permalink / raw)
To: Colin King, Jens Axboe, Pavel Begunkov, [email protected]
Cc: [email protected], [email protected]
On 2/10/21 12:02, Colin King wrote:
> From: Colin Ian King <[email protected]>
>
> The variable ret is being initialized with a value that is never read
> and it is being updated later with a new value. The initialization is
> redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Fixes: b63534c41e20 ("io_uring: re-issue block requests that failed because of resources")
> Signed-off-by: Colin Ian King <[email protected]>
Looks good.
Reviewed-by: Chaitanya Kulkarni <[email protected]>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH][next] io_uring: remove redundant initialization of variable ret
2021-02-10 20:00 [PATCH][next] io_uring: remove redundant initialization of variable ret Colin King
2021-02-10 20:05 ` Chaitanya Kulkarni
@ 2021-02-10 20:30 ` Jens Axboe
1 sibling, 0 replies; 3+ messages in thread
From: Jens Axboe @ 2021-02-10 20:30 UTC (permalink / raw)
To: Colin King, Pavel Begunkov, io-uring; +Cc: kernel-janitors, linux-kernel
On 2/10/21 1:00 PM, Colin King wrote:
> From: Colin Ian King <[email protected]>
>
> The variable ret is being initialized with a value that is never read
> and it is being updated later with a new value. The initialization is
> redundant and can be removed.
Applied, thanks.
--
Jens Axboe
^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-02-10 20:00 [PATCH][next] io_uring: remove redundant initialization of variable ret Colin King
2021-02-10 20:05 ` Chaitanya Kulkarni
2021-02-10 20:30 ` Jens Axboe
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