[PATCH] ocfs2: remove redundant error code assignment

Alexey Velichayshiy posted 1 patch 1 month ago
fs/ocfs2/dlm/dlmmaster.c | 1 -
1 file changed, 1 deletion(-)
[PATCH] ocfs2: remove redundant error code assignment
Posted by Alexey Velichayshiy 1 month ago
Removed the error assignment for variable 'ret' during correct code
execution. In subsequent execution, variable 'ret' is overwritten.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Alexey Velichayshiy <a.velichayshiy@ispras.ru>
---
 fs/ocfs2/dlm/dlmmaster.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index eb62724bbe9b..93eff38fdadd 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -930,7 +930,6 @@ struct dlm_lock_resource * dlm_get_lock_resource(struct dlm_ctxt *dlm,
 	if (blocked)
 		goto wait;
 
-	ret = -EINVAL;
 	dlm_node_iter_init(mle->vote_map, &iter);
 	while ((nodenum = dlm_node_iter_next(&iter)) >= 0) {
 		ret = dlm_do_master_request(res, mle, nodenum);
-- 
2.43.0
Re: [PATCH] ocfs2: remove redundant error code assignment
Posted by Joseph Qi 1 month ago

On 3/8/26 7:47 AM, Alexey Velichayshiy wrote:
> Removed the error assignment for variable 'ret' during correct code
> execution. In subsequent execution, variable 'ret' is overwritten.
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Alexey Velichayshiy <a.velichayshiy@ispras.ru>

Acked-by: Joseph Qi <joseph.qi@linux.alibaba.com>
> ---
>  fs/ocfs2/dlm/dlmmaster.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
> index eb62724bbe9b..93eff38fdadd 100644
> --- a/fs/ocfs2/dlm/dlmmaster.c
> +++ b/fs/ocfs2/dlm/dlmmaster.c
> @@ -930,7 +930,6 @@ struct dlm_lock_resource * dlm_get_lock_resource(struct dlm_ctxt *dlm,
>  	if (blocked)
>  		goto wait;
>  
> -	ret = -EINVAL;
>  	dlm_node_iter_init(mle->vote_map, &iter);
>  	while ((nodenum = dlm_node_iter_next(&iter)) >= 0) {
>  		ret = dlm_do_master_request(res, mle, nodenum);