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authorMark Brown <broonie@kernel.org>2016-02-09 21:20:39 +0300
committerMark Brown <broonie@kernel.org>2016-02-09 21:20:39 +0300
commitfcdcc79628a1919bde9acf239e364f65bab6327c (patch)
tree5499be387cf3028c90ac083b1cf866ebed7bf7e0 /drivers/tty/tty_buffer.c
parent7a8d44bc89e5cddcd5c0704a11a90484d36ba6ba (diff)
parenta0a90718f18264dc904d34a580f332006f5561e9 (diff)
downloadlinux-fcdcc79628a1919bde9acf239e364f65bab6327c.tar.xz
Merge branch 'topic/acpi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-pxa2xx
Diffstat (limited to 'drivers/tty/tty_buffer.c')
-rw-r--r--drivers/tty/tty_buffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index 9a479e61791a..3cd31e0d4bd9 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -450,7 +450,7 @@ receive_buf(struct tty_struct *tty, struct tty_buffer *head, int count)
count = disc->ops->receive_buf2(tty, p, f, count);
else {
count = min_t(int, count, tty->receive_room);
- if (count)
+ if (count && disc->ops->receive_buf)
disc->ops->receive_buf(tty, p, f, count);
}
return count;