Author: mmacy
Date: Sat May 19 04:02:29 2018
New Revision: 333837
URL: https://svnweb.freebsd.org/changeset/base/333837
Log:
tty: conditionally assign to ret value only used by MPASS statement
Modified:
head/sys/kern/tty_inq.c
head/sys/kern/tty_outq.c
Modified: head/sys/kern/tty_inq.c
==============================================================================
--- head/sys/kern/tty_inq.c Sat May 19 04:01:15 2018 (r333836)
+++ head/sys/kern/tty_inq.c Sat May 19 04:02:29 2018 (r333837)
@@ -328,13 +328,15 @@ ttyinq_write(struct ttyinq *ti, const void *buf, size_
int
ttyinq_write_nofrag(struct ttyinq *ti, const void *buf, size_t nbytes, int
quote)
{
+#ifdef INVARIANTS
size_t ret;
+#endif
if (ttyinq_bytesleft(ti) < nbytes)
return (-1);
/* We should always be able to write it back. */
- ret = ttyinq_write(ti, buf, nbytes, quote);
+ DBGSET(ret, ttyinq_write(ti, buf, nbytes, quote));
MPASS(ret == nbytes);
return (0);
Modified: head/sys/kern/tty_outq.c
==============================================================================
--- head/sys/kern/tty_outq.c Sat May 19 04:01:15 2018 (r333836)
+++ head/sys/kern/tty_outq.c Sat May 19 04:02:29 2018 (r333837)
@@ -324,13 +324,15 @@ ttyoutq_write(struct ttyoutq *to, const void *buf, siz
int
ttyoutq_write_nofrag(struct ttyoutq *to, const void *buf, size_t nbytes)
{
+#ifdef INVARIANTS
size_t ret;
+#endif
if (ttyoutq_bytesleft(to) < nbytes)
return (-1);
/* We should always be able to write it back. */
- ret = ttyoutq_write(to, buf, nbytes);
+ DBGSET(ret, ttyoutq_write(to, buf, nbytes));
MPASS(ret == nbytes);
return (0);
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