Re: [PATCH net-next v3 1/2] usbnet: ipheth: fix risk of NULL pointer deallocation

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

 



Hi, 

On Sat, 2023-05-27 at 15:03 +0200, Foster Snowhill wrote:
> From: Georgi Valkov <gvalkov@xxxxxxxxx>
> 
> The cleanup precedure in ipheth_probe will attempt to free a
> NULL pointer in dev->ctrl_buf if the memory allocation for
> this buffer is not successful. While kfree ignores NULL pointers,
> and the existing code is safe, it is a better design to rearrange
> the goto labels and avoid this.
> 
> Signed-off-by: Georgi Valkov <gvalkov@xxxxxxxxx>
> Signed-off-by: Foster Snowhill <forst@xxxxxx>

If you are going to repost (due to changes in patch 2) please update
this patch subj, too. Currently is a bit confusing, something alike
"cleanup the initialization error path" would be more clear.

Thanks,

Paolo





[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux