lkml.org 
[lkml]   [2020]   [Oct]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH ] scsi: page warning: 'page' may be used uninitialized
From
Date
On 9/23/20 7:19 PM, john.p.donnelly@oracle.com wrote:
> From: John Donnelly <john.p.donnelly@oracle.com>
>
> corrects: drivers/target/target_core_user.c:688:6: warning: 'page' may be used
> uninitialized
>
> Fixes: 3c58f737231e ("scsi: target: tcmu: Optimize use of
> flush_dcache_page")
>
> To: linux-scsi@vger.kernel.org
> Cc: Mike Christie <michael.christie@oracle.com>
> Signed-off-by: John Donnelly <john.p.donnelly@oracle.com>
> ---
> drivers/target/target_core_user.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
> index 9b7592350502..86b28117787e 100644
> --- a/drivers/target/target_core_user.c
> +++ b/drivers/target/target_core_user.c
> @@ -681,7 +681,7 @@ static void scatter_data_area(struct tcmu_dev *udev,
> void *from, *to = NULL;
> size_t copy_bytes, to_offset, offset;
> struct scatterlist *sg;
> - struct page *page;
> + struct page *page = NULL;
>
> for_each_sg(data_sg, sg, data_nents, i) {
> int sg_remaining = sg->length;
>

Looks ok for now. In the next kernel we can do the more invasive approach and
add a new struct/helpers to make the code cleaner and fix it properly.

Acked-by: Mike Christie <michael.christie@oracle.com>

\
 
 \ /
  Last update: 2020-10-02 20:02    [W:0.090 / U:2.704 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site