Re: printk()s of user-supplied strings

> > Another idea I had was to add a new format specifier to vsnprintf()
> > to explicitly escape the string (eg: "%S"). But there are so many
> > users of printk() to fix then that I'm not sure we would find them
> > all. However, it would be the real fix and not a hack because what
> > we're trying to do is to enforce controls on some data type, which
> > is exactly the point of this solution.
> 
> Yes, I had this thought, too.  This would be the cleanest solution, but
> I'm afraid that it will fail in practice.  People will continue

Please go for the cleanest solution. Anything else is not mergeable.

-- 
Thanks for all the (sleeping) penguins.
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• References:
  • printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Solar Designer <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Ernie Petrides <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Solar Designer <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Willy Tarreau <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Solar Designer <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Willy Tarreau <[email protected]>
  • Re: printk()s of user-supplied strings (Re: [PATCH] binfmt_elf.c : the BAD_ADDR macro again)
    • From: Solar Designer <[email protected]>
  • Re: printk()s of user-supplied strings
    • From: Willy Tarreau <[email protected]>
  • Re: printk()s of user-supplied strings
    • From: Solar Designer <[email protected]>

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