V4L/DVB (5360): Dvb-pll: Use sizeof() to get name length

Better to use sizeof() to get the size of the output buffer for the tuner
name, instead of just hard coding 128.

Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index 62de760c844f..43084bfc0f18 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -640,7 +640,8 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
         memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops,
                sizeof(struct dvb_tuner_ops));
 
-        strncpy(fe->ops.tuner_ops.info.name, desc->name, 128);
+        strncpy(fe->ops.tuner_ops.info.name, desc->name,
+                sizeof(fe->ops.tuner_ops.info.name));
         fe->ops.tuner_ops.info.frequency_min = desc->min;
         fe->ops.tuner_ops.info.frequency_min = desc->max;