[Bug 269688] memalign() produces division by zero if alignment is 0

In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 269688] memalign() produces division by zero if size is 0"
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From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 25 Sep 2023 04:34:59 UTC

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=269688

Paul Floyd <pjfloyd@wanadoo.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|New                         |Closed

--- Comment #8 from Paul Floyd <pjfloyd@wanadoo.fr> ---
 libc: handle zero alignment in memalign()

For compatibility with glibc. The previous code would trigger a division
by zero in roundup() and terminate.  Instead, just pass through to
malloc() for align == 0.

PR:             269688
Reviewed by:    imp, mjg
MFC after:      1 week
Pull Request:   #655

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