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* [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment
@ 2020-03-01 15:28 mateusznosek0
  2020-03-01 16:54 ` Matthew Wilcox
  2020-03-02  8:54 ` Pankaj Gupta
  0 siblings, 2 replies; 3+ messages in thread
From: mateusznosek0 @ 2020-03-01 15:28 UTC (permalink / raw)
  To: linux-mm, linux-kernel; +Cc: Mateusz Nosek, hughd, akpm

From: Mateusz Nosek <mateusznosek0@gmail.com>

Previously 0 was assigned to variable 'error'
but the variable was never read before reassignemnt later.
So the assignment can be removed.

Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com>
---
 mm/shmem.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/mm/shmem.c b/mm/shmem.c
index 31b4bcc95f17..84eb14f5509c 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3116,12 +3116,9 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s
 
 	error = security_inode_init_security(inode, dir, &dentry->d_name,
 					     shmem_initxattrs, NULL);
-	if (error) {
-		if (error != -EOPNOTSUPP) {
-			iput(inode);
-			return error;
-		}
-		error = 0;
+	if (error && error != -EOPNOTSUPP) {
+		iput(inode);
+		return error;
 	}
 
 	inode->i_size = len-1;
-- 
2.17.1



^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment
  2020-03-01 15:28 [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment mateusznosek0
@ 2020-03-01 16:54 ` Matthew Wilcox
  2020-03-02  8:54 ` Pankaj Gupta
  1 sibling, 0 replies; 3+ messages in thread
From: Matthew Wilcox @ 2020-03-01 16:54 UTC (permalink / raw)
  To: mateusznosek0; +Cc: linux-mm, linux-kernel, hughd, akpm

On Sun, Mar 01, 2020 at 04:28:32PM +0100, mateusznosek0@gmail.com wrote:
> Previously 0 was assigned to variable 'error'
> but the variable was never read before reassignemnt later.
> So the assignment can be removed.

Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment
  2020-03-01 15:28 [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment mateusznosek0
  2020-03-01 16:54 ` Matthew Wilcox
@ 2020-03-02  8:54 ` Pankaj Gupta
  1 sibling, 0 replies; 3+ messages in thread
From: Pankaj Gupta @ 2020-03-02  8:54 UTC (permalink / raw)
  To: mateusznosek0; +Cc: linux-mm, linux-kernel, hughd, Andrew Morton

> From: Mateusz Nosek <mateusznosek0@gmail.com>
>
> Previously 0 was assigned to variable 'error'
> but the variable was never read before reassignemnt later.
> So the assignment can be removed.
>
> Signed-off-by: Mateusz Nosek <mateusznosek0@gmail.com>
> ---
>  mm/shmem.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/mm/shmem.c b/mm/shmem.c
> index 31b4bcc95f17..84eb14f5509c 100644
> --- a/mm/shmem.c
> +++ b/mm/shmem.c
> @@ -3116,12 +3116,9 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s
>
>         error = security_inode_init_security(inode, dir, &dentry->d_name,
>                                              shmem_initxattrs, NULL);
> -       if (error) {
> -               if (error != -EOPNOTSUPP) {
> -                       iput(inode);
> -                       return error;
> -               }
> -               error = 0;
> +       if (error && error != -EOPNOTSUPP) {
> +               iput(inode);
> +               return error;
>         }
>
>         inode->i_size = len-1;
> --
> 2.17.1

Acked-by : Pankaj Gupta <pankaj.gupta.linux@gmail.com>

>
>


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2020-03-01 15:28 [PATCH] mm/shmem.c: Clean code by removing unnecessary assignment mateusznosek0
2020-03-01 16:54 ` Matthew Wilcox
2020-03-02  8:54 ` Pankaj Gupta

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