[Skiboot] [PATCH] mambo: Add NULL checks and error messages

Alastair D'Silva alastair at au1.ibm.com
Mon Jul 11 14:37:39 AEST 2016

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On Mon, 2016-07-11 at 14:25 +1000, Andrew Donnellan wrote:
> On 11/07/16 14:17, Alastair D'Silva wrote:
> > My bad, this is permitted in glibc (not necessarily others).
> skiboot, of course, implements its own malloc/free :) See 
> core/{malloc,mem_region}.c, which (I checked!) define free(NULL) 
> appropriately.
> (curious which other C libraries have different behaviour... POSIX 
> defines free(NULL) as a no-op.)

I'm fact checking now as to why I though it was necessary - it's
certainly defined behaviour in C99 & C89.

I suspect I may have absorbed some incorrect information at some point

Alastair D'Silva
Open Source Developer
Linux Technology Centre, IBM Australia
mob: 0423 762 819

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