Subject: Re: [PATCH 13/30] net: Don't do pointless kmalloc return value casts in zd1211 driver

From: Daniel Drake <[email-masked]>
Date: Thu, 30 Aug 2007 19:47:11 -0400

Jesper Juhl wrote:
> What would be wrong in applying my patch that removes the cast of the
> kmalloc() return value and then also remove the "__nocast" here?

We use it as a safety measure when coding. For example the write 
register function takes an address and a value. We got one of these the 
wrong way round once, and had a non-obvious bug.

nocast and sparse helps us prevent this.

Daniel