lkml.org 
[lkml]   [2021]   [Apr]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH][next] bcache: Set error return err to -ENOMEM on allocation failure
From
Date
On 4/19/21 8:56 PM, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Currently when ns fails to be allocated the error return path returns
> an uninitialized return code in variable 'err'. Fix this by setting
> err to -ENOMEM.
>
> Addresses-Coverity: ("Uninitialized scalar variable")
> Fixes: 688330711e9a ("bcache: initialize the nvm pages allocator")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/md/bcache/nvm-pages.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/md/bcache/nvm-pages.c b/drivers/md/bcache/nvm-pages.c
> index 08cd45e90481..2e124d546099 100644
> --- a/drivers/md/bcache/nvm-pages.c
> +++ b/drivers/md/bcache/nvm-pages.c
> @@ -584,6 +584,7 @@ struct bch_nvm_namespace *bch_register_namespace(const char *dev_path)
> return ERR_PTR(PTR_ERR(bdev));
> }
>
> + err = -ENOMEM;
> ns = kzalloc(sizeof(struct bch_nvm_namespace), GFP_KERNEL);
> if (!ns)
> goto bdput;
>

Copied, added into my queue for rc1.

Thanks.

Coly Li

\
 
 \ /
  Last update: 2021-04-19 18:06    [W:0.038 / U:0.352 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site