media: dvb-core: remove variable n, turn for-loop to while-loop

Variable n is just being incremented and it's never used
anywhere else. The variable and the increment are redundant so
remove it. This allows the for-loop to be replaced with a
while-loop.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Tommaso Merciai <tommaso.merciai@amarulasolutions.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c
index 83cc32a..398c862 100644 (file)
--- a/drivers/media/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb-core/dvb_demux.c
@@ -233,7 +233,7 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed,
 {
        struct dvb_demux *demux = feed->demux;
        struct dmx_section_feed *sec = &feed->feed.sec;
-       u16 limit, seclen, n;
+       u16 limit, seclen;
 
        if (sec->tsfeedp >= DMX_MAX_SECFEED_SIZE)
                return 0;
@@ -262,7 +262,7 @@ static int dvb_dmx_swfilter_section_copy_dump(struct dvb_demux_feed *feed,
        /* to be sure always set secbuf */
        sec->secbuf = sec->secbuf_base + sec->secbufp;
 
-       for (n = 0; sec->secbufp + 2 < limit; n++) {
+       while (sec->secbufp + 2 < limit) {
                seclen = section_length(sec->secbuf);
                if (seclen <= 0 || seclen > DMX_MAX_SECTION_SIZE
                    || seclen + sec->secbufp > limit)