Author: jhb
Date: Fri Sep 12 21:20:36 2014
New Revision: 271488
URL: http://svnweb.freebsd.org/changeset/base/271488
Log:
Tweak pipe_truncate() to more closely match pipe_chown() and pipe_chmod()
by checking PIPE_NAMED and using invfo_truncate() for unnamed pipes.
Modified:
head/sys/kern/sys_pipe.c
Modified: head/sys/kern/sys_pipe.c
==============================================================================
--- head/sys/kern/sys_pipe.c Fri Sep 12 21:01:39 2014 (r271487)
+++ head/sys/kern/sys_pipe.c Fri Sep 12 21:20:36 2014 (r271488)
@@ -1324,11 +1324,15 @@ pipe_truncate(fp, length, active_cred, t
struct ucred *active_cred;
struct thread *td;
{
+ struct pipe *cpipe;
+ int error;
- /* For named pipes call the vnode operation. */
- if (fp->f_vnode != NULL)
- return (vnops.fo_truncate(fp, length, active_cred, td));
- return (EINVAL);
+ cpipe = fp->f_data;
+ if (cpipe->pipe_state & PIPE_NAMED)
+ error = vnops.fo_truncate(fp, length, active_cred, td);
+ else
+ error = invfo_truncate(fp, length, active_cred, td);
+ return (error);
}
/*
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