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Re: [lwip-devel] [bug #51990] Calling select() from different threads wi

From: Joel Cunningham
Subject: Re: [lwip-devel] [bug #51990] Calling select() from different threads with MPU enabled triggers memory protection fault
Date: Tue, 12 Sep 2017 14:11:59 -0500

> On Sep 12, 2017, at 1:35 PM, Simon Goldschmidt <address@hidden> wrote:
> Follow-up Comment #4, bug #51990 (project lwip):
> API_SELECT_CB_VAR_ALLOC() lets lwip_select() return ERR_MEM, I'll fix that and
> push it.

Good catch, should be setting errno and returning -1.

API_SELECT_CB_VAR_ALLOC_RETURN_NULL is unused and I don’t see a potential use 
for it since select() can’t return NULL.  Might want to remove it from the 


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