Re: [PATCH 1/3] staging: ccree: copy IV to DMAable memory

From: Dan Carpenter
Date: Wed Nov 01 2017 - 06:58:52 EST


On Tue, Oct 31, 2017 at 11:56:15AM +0000, Gilad Ben-Yossef wrote:
> +
> + /* The IV we are handed may be allocted from the stack so
> + * we must copy it to a DMAable buffer before use.
> + */
> + req_ctx->iv = kmalloc(ivsize, GFP_KERNEL);
> + memcpy(req_ctx->iv, info, ivsize);

We need to check if kmalloc() fails.

regards,
dan carpenter