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In sendfile(2), check against sb_lowat when filling the socket buffer,

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rather than 0.
This commit is contained in:
David Greenman 1998-11-15 16:55:09 +00:00
parent b54e74eb87
commit efac52b4ab
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=41175
1 changed files with 2 additions and 2 deletions
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4
sys/kern/uipc_syscalls.c
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@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)uipc_syscalls.c 8.4 (Berkeley) 2/21/94
* $Id: uipc_syscalls.c,v 1.43 1998/11/06 19:16:30 dg Exp $
* $Id: uipc_syscalls.c,v 1.44 1998/11/14 23:36:17 dg Exp $
*/
#include "opt_compat.h"
@ -1645,7 +1645,7 @@ sendfile(struct proc *p, struct sendfile_args *uap)
* after checking the connection state above in order to avoid
* a race condition with sbwait().
*/
if (sbspace(&so->so_snd) <= 0) {
if (sbspace(&so->so_snd) < so->so_snd.sb_lowat) {
if (so->so_state & SS_NBIO) {
m_freem(m);
sbunlock(&so->so_snd);