tree 866782f78df98a9ebfe05d060beb5d1bc08d7281
parent 63a48d10e94557cb1e226c37face768c5d149f76
author Hanno Becker <hanno.becker@arm.com> 1493901562 +0100
committer Hanno Becker <hanno.becker@arm.com> 1494597847 +0100

Backup errno in net_would_block

Safe and restore the value of errno in net_would_block to be sure
it's not affected by the guarding call to fcntl. Fixes #845.