Re: [PATCH v1 1/1] IB/core: Fix static analysis warning in ib_policy_change_task

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Jul 5, 2017 at 9:15 AM, Dan Jurgens <danielj@xxxxxxxxxxxx> wrote:
> From: Daniel Jurgens <danielj@xxxxxxxxxxxx>
>
> ib_get_cached_subnet_prefix can technically fail, but the only way it
> could is not possible based on the loop conditions. Check the return
> value before using the variable sp to resolve a static analysis warning.
>
> Fixes: 8f408ab64be6 ("selinux lsm IB/core: Implement LSM notification
> system")
> Signed-off-by: Daniel Jurgens <danielj@xxxxxxxxxxxx>
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> -v1:
> - Fix check to !ret. Paul Moore
> ---
>  drivers/infiniband/core/device.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Thanks for the update, merged.  I'm doing a sanity build right now,
assuming all goes well I'll send this up tomorrow.

> diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
> index 631eaa9..a5dfab6 100644
> --- a/drivers/infiniband/core/device.c
> +++ b/drivers/infiniband/core/device.c
> @@ -376,7 +376,8 @@ static void ib_policy_change_task(struct work_struct *work)
>                         WARN_ONCE(ret,
>                                   "ib_get_cached_subnet_prefix err: %d, this should never happen here\n",
>                                   ret);
> -                       ib_security_cache_change(dev, i, sp);
> +                       if (!ret)
> +                               ib_security_cache_change(dev, i, sp);
>                 }
>         }
>         up_read(&lists_rwsem);
> --
> 1.8.3.1

-- 
paul moore
www.paul-moore.com
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Photo]     [Yosemite News]     [Yosemite Photos]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux