Re: [PATCH] objtool: prevent memory leak in error paths

From: Peter Zijlstra
Date: Wed Apr 14 2021 - 03:21:45 EST


On Wed, Apr 14, 2021 at 01:45:11AM +0500, Muhammad Usama Anjum wrote:
> Memory allocated by sym and sym->name isn't being freed if some error
> occurs in elf_create_undef_symbol(). Free the sym and sym->name if error
> is detected before returning NULL.
>
> Addresses-Coverity: ("Prevent memory leak")

-EDONTCARE, objtool is single-shot by design, on error we quit, which
frees all memory. Please exclude all of objtool from this class of
problems in your Coverity thing.