Re: [PATCH v2] proc: Escape more characters in /proc/mounts output

From: Siddhesh Poyarekar
Date: Wed Dec 16 2020 - 00:26:29 EST


On 12/16/20 10:03 AM, Al Viro wrote:
Once more, with feeling: why bother? What's wrong
with using the damn strndup_user() and then doing
whatever checks you want with the data already
copied, living in normal kernel memory, with all
string functions applicable, etc.?

I was trying to avoid the allocation, but I reckon it is pointless to micro-optimize the invalid case. I'll send v3.

Siddhesh