staging: speakup: make function ser_to_dev static

The helper function ser_to_dev does not need to be in global scope, so
make it static.

Cleans up sparse warning:
"warning: symbol 'ser_to_dev' was not declared. Should it be static?"

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Okash Khawaja <okash.khawaja@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/speakup/spk_ttyio.c b/drivers/staging/speakup/spk_ttyio.c
index 442f191a017eac9c039a3a4666172606699c13eb..ed8e96b06ead24fde5c0c54f48d1c2dc83e825ef 100644 (file)
--- a/drivers/staging/speakup/spk_ttyio.c
+++ b/drivers/staging/speakup/spk_ttyio.c
@@ -21,7 +21,7 @@ struct spk_ldisc_data {
 static struct spk_synth *spk_ttyio_synth;
 static struct tty_struct *speakup_tty;
 
-int ser_to_dev(int ser, dev_t *dev_no)
+static int ser_to_dev(int ser, dev_t *dev_no)
 {
        if (ser < 0 || ser > (255 - 64)) {
                pr_err("speakup: Invalid ser param. Must be between 0 and 191 inclusive.\n");