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Re: [patch] Cleanup: don't call free(NULL) unnecessarily
- From: Andreas Schwab <schwab at linux-m68k dot org>
- To: Paul Pluzhnikov <ppluzhnikov at google dot com>
- Cc: libc-alpha at sourceware dot org, ahh at google dot com
- Date: Tue, 05 Mar 2013 23:23:01 +0100
- Subject: Re: [patch] Cleanup: don't call free(NULL) unnecessarily
- References: <ye6qehft7j12.fsf@elbrus2.mtv.corp.google.com>
Paul Pluzhnikov <ppluzhnikov@google.com> writes:
> Glibc free(NULL) also works in signal context, but end user could supply
> his own malloc/free, which may not.
I don't understand the reference to signal context. free (0) is trivial
to implement, independent of context.
Andreas.
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Andreas Schwab, schwab@linux-m68k.org
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