[PXEXT] Avoid queueing zero-length buffers in posix_io.c
authorMichael Brown <mcb30@etherboot.org>
Tue, 25 Mar 2008 21:10:21 +0000 (21:10 +0000)
committerMichael Brown <mcb30@etherboot.org>
Tue, 25 Mar 2008 21:10:21 +0000 (21:10 +0000)
commit96edbd128f596f34c5af3c5a730402043360a0e3
tree7de60178afa84214a7d0ddb1d08f2763f4eeb7f4
parent92d15eff30410dcb0ec406e06b131fb7d9179ffd
[PXEXT] Avoid queueing zero-length buffers in posix_io.c

read_user() assumes that zero-length buffers don't exist, and optimises
around this.
src/core/posix_io.c