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| author | Matt Macy <mmacy@FreeBSD.org> | 2018-05-19 04:02:29 +0000 |
|---|---|---|
| committer | Matt Macy <mmacy@FreeBSD.org> | 2018-05-19 04:02:29 +0000 |
| commit | 3ef78c9c966c15fedf4182d60c949de7c1820f32 (patch) | |
| tree | 95ac22d0278daba625df48cb61054e357c84a105 /sys/kern/tty_inq.c | |
| parent | 30f3b0f5f71bcfbb5469f32836030ea7ab015283 (diff) | |
| download | src-3ef78c9c966c15fedf4182d60c949de7c1820f32.tar.gz src-3ef78c9c966c15fedf4182d60c949de7c1820f32.zip | |
tty: conditionally assign to ret value only used by MPASS statement
Notes
Notes:
svn path=/head/; revision=333837
Diffstat (limited to 'sys/kern/tty_inq.c')
| -rw-r--r-- | sys/kern/tty_inq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/kern/tty_inq.c b/sys/kern/tty_inq.c index 8ebec1422962..fb94910bac60 100644 --- a/sys/kern/tty_inq.c +++ b/sys/kern/tty_inq.c @@ -328,13 +328,15 @@ ttyinq_write(struct ttyinq *ti, const void *buf, size_t nbytes, int quote) 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); |