Re: [PATCH] staging/lustre/libcfs: replaced string duplication codewith kstrdup

[Dilger, Andreas]

On 2013/12/07 1:02 AM, "Dragos Foianu" <dragos.foianu@xxxxxxxxx> wrote:

>Modified cfs_strdup function to use kstrdup instead of duplicating its
>implementation.
>
>Found using Coccinelle.

Thanks for the patch, but in fact this function doesn't appear to be used
in the code anymore and could be removed entirely.  Seems that
cfs_vsnprintf() and cfs_snprintf() could also be deleted at the same time.

Cheers, Andreas

>Signed-off-by: Dragos Foianu <dragos.foianu@xxxxxxxxx>
>---
> drivers/staging/lustre/lustre/libcfs/libcfs_string.c |   13 +------------
> 1 file changed, 1 insertion(+), 12 deletions(-)
>
>diff --git a/drivers/staging/lustre/lustre/libcfs/libcfs_string.c
>b/drivers/staging/lustre/lustre/libcfs/libcfs_string.c
>index 9edccc9..4dba304 100644
>--- a/drivers/staging/lustre/lustre/libcfs/libcfs_string.c
>+++ b/drivers/staging/lustre/lustre/libcfs/libcfs_string.c
>@@ -135,18 +135,7 @@ EXPORT_SYMBOL(cfs_str2mask);
> /* Duplicate a string in a platform-independent way */
> char *cfs_strdup(const char *str, u_int32_t flags)
> {
>-	size_t lenz; /* length of str + zero byte */
>-	char *dup_str;
>-
>-	lenz = strlen(str) + 1;
>-
>-	dup_str = kmalloc(lenz, flags);
>-	if (dup_str == NULL)
>-		return NULL;
>-
>-	memcpy(dup_str, str, lenz);
>-
>-	return dup_str;
>+	return kstrdup(str, flags);
> }
> EXPORT_SYMBOL(cfs_strdup);


Cheers, Andreas
-- 
Andreas Dilger

Lustre Software Architect
Intel High Performance Data Division


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