diff mbox series

[v3,03/12] block/file-posix: Remove redundant statement in raw_handle_perm_lock()

Message ID 20200302130715.29440-5-kuhn.chenqun@huawei.com
State New
Headers show
Series redundant code: Fix warnings reported by Clang static code analyzer | expand

Commit Message

Chen Qun March 2, 2020, 1:07 p.m. UTC
Clang static code analyzer show warning:
  block/file-posix.c:891:9: warning: Value stored to 'op' is never read
        op = RAW_PL_ABORT;
        ^    ~~~~~~~~~~~~

Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
---
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
---
 block/file-posix.c | 1 -
 1 file changed, 1 deletion(-)

Comments

Laurent Vivier March 9, 2020, 12:18 p.m. UTC | #1
Le 02/03/2020 à 14:07, Chen Qun a écrit :
> Clang static code analyzer show warning:
>   block/file-posix.c:891:9: warning: Value stored to 'op' is never read
>         op = RAW_PL_ABORT;
>         ^    ~~~~~~~~~~~~
> 
> Reported-by: Euler Robot <euler.robot@huawei.com>
> Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
> Reviewed-by: Kevin Wolf <kwolf@redhat.com>
> ---
> Cc: Kevin Wolf <kwolf@redhat.com>
> Cc: Max Reitz <mreitz@redhat.com>
> ---
>  block/file-posix.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/block/file-posix.c b/block/file-posix.c
> index 6345477112..0f77447a25 100644
> --- a/block/file-posix.c
> +++ b/block/file-posix.c
> @@ -888,7 +888,6 @@ static int raw_handle_perm_lock(BlockDriverState *bs,
>                                "Is another process using the image [%s]?\n",
>                                bs->filename);
>          }
> -        op = RAW_PL_ABORT;
>          /* fall through to unlock bytes. */
>      case RAW_PL_ABORT:
>          raw_apply_lock_bytes(s, s->fd, s->perm, ~s->shared_perm,
> 

Applied to my trivial-patches branch.

Thanks,
Laurent
diff mbox series

Patch

diff --git a/block/file-posix.c b/block/file-posix.c
index 6345477112..0f77447a25 100644
--- a/block/file-posix.c
+++ b/block/file-posix.c
@@ -888,7 +888,6 @@  static int raw_handle_perm_lock(BlockDriverState *bs,
                               "Is another process using the image [%s]?\n",
                               bs->filename);
         }
-        op = RAW_PL_ABORT;
         /* fall through to unlock bytes. */
     case RAW_PL_ABORT:
         raw_apply_lock_bytes(s, s->fd, s->perm, ~s->shared_perm,