staging: dgnc: dgnc_tty: Do not use 0 for NULL pointer

Do not use 0 for NULL pointer.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Lidza Louina <lidza.louina@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index c6fee11632f7d7433e8246975dceab598df6126d..a6c6aba82d724d1f6a97029a39e83de385366337 100644 (file)
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -520,7 +520,7 @@ void dgnc_sniff_nowait_nolock(struct channel_t *ch, uchar *text, uchar *buf, int
                /*
                 *  Loop while data remains.
                 */
-               while (nbuf > 0 && ch->ch_sniff_buf != 0) {
+               while (nbuf > 0 && ch->ch_sniff_buf) {
                        /*
                         *  Determine the amount of available space left in the
                         *  buffer.  If there's none, wait until some appears.