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-rw-r--r--drivers/accessibility/speakup/spk_ttyio.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/accessibility/speakup/spk_ttyio.c b/drivers/accessibility/speakup/spk_ttyio.c
index a831ff64f8ba..ecc39983e946 100644
--- a/drivers/accessibility/speakup/spk_ttyio.c
+++ b/drivers/accessibility/speakup/spk_ttyio.c
@@ -298,11 +298,13 @@ static unsigned char ttyio_in(int timeout)
struct spk_ldisc_data *ldisc_data = speakup_tty->disc_data;
char rv;
- if (wait_for_completion_timeout(&ldisc_data->completion,
+ if (!timeout) {
+ if (!try_wait_for_completion(&ldisc_data->completion))
+ return 0xff;
+ } else if (wait_for_completion_timeout(&ldisc_data->completion,
usecs_to_jiffies(timeout)) == 0) {
- if (timeout)
- pr_warn("spk_ttyio: timeout (%d) while waiting for input\n",
- timeout);
+ pr_warn("spk_ttyio: timeout (%d) while waiting for input\n",
+ timeout);
return 0xff;
}