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Re: [PATCH] Resolve buffer overflow in libm-test-inc check_complex()


On Wed, 14 Nov 2012, Marcus Shawcroft wrote:

> 2012-11-14  Marcus Shawcroft  <marcus.shawcroft@linaro.org>
> 
>         * math/libm-test.inc (check_complex): Use asprintf.

When using asprintf, please check the return value and produce an 
appropriate error if it is -1 (maybe just abort the test, in this case).  
(If the return value is -1, the value of the pointer asprintf sets is 
undefined, so you do need to check the return value before using that 
pointer.)

-- 
Joseph S. Myers
joseph@codesourcery.com


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