diff mbox

mmc: sdricoh_cs: remove redundant check if len is non-zero

Message ID 20170509154504.31901-1-colin.king@canonical.com (mailing list archive)
State New, archived
Headers show

Commit Message

Colin King May 9, 2017, 3:45 p.m. UTC 
From: Colin Ian King <colin.king@canonical.com>

At the end of either of the read or write loops len is always zero
and hence the non-zero check on len and return of -EIO is redundant
and can be removed.

Detected by CoverityScan, CID#114293 ("Logically dead code")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 drivers/mmc/host/sdricoh_cs.c | 3 ---
 1 file changed, 3 deletions(-)

Comments

Ulf Hansson May 15, 2017, 10:51 a.m. UTC | #1 
On 9 May 2017 at 17:45, Colin King <colin.king@canonical.com> wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> At the end of either of the read or write loops len is always zero
> and hence the non-zero check on len and return of -EIO is redundant
> and can be removed.
>
> Detected by CoverityScan, CID#114293 ("Logically dead code")
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Thanks, applied for next!

Kind regards
Uffe


> ---
>  drivers/mmc/host/sdricoh_cs.c | 3 ---
>  1 file changed, 3 deletions(-)
>
> diff --git a/drivers/mmc/host/sdricoh_cs.c b/drivers/mmc/host/sdricoh_cs.c
> index 5ff26ab81eb1..70cb00aa79a0 100644
> --- a/drivers/mmc/host/sdricoh_cs.c
> +++ b/drivers/mmc/host/sdricoh_cs.c
> @@ -256,9 +256,6 @@ static int sdricoh_blockio(struct sdricoh_host *host, int read,
>                 }
>         }
>
> -       if (len)
> -               return -EIO;
> -
>         return 0;
>  }
>
> --
> 2.11.0
>
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diff mbox

Patch

diff --git a/drivers/mmc/host/sdricoh_cs.c b/drivers/mmc/host/sdricoh_cs.c
index 5ff26ab81eb1..70cb00aa79a0 100644
--- a/drivers/mmc/host/sdricoh_cs.c
+++ b/drivers/mmc/host/sdricoh_cs.c
@@ -256,9 +256,6 @@  static int sdricoh_blockio(struct sdricoh_host *host, int read,
 		}
 	}
 
-	if (len)
-		return -EIO;
-
 	return 0;
 }