[media] easycap: fix warnings: variable set but not used

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Tomas Winkler 2011-11-09 08:26:42 -03:00 committed by Mauro Carvalho Chehab
parent 0b217d2125
commit a6ff0a06d8
3 changed files with 9 additions and 11 deletions

View file

@ -468,13 +468,17 @@ int setup_stk(struct usb_device *p, bool ntsc)
/****************************************************************************/
int setup_saa(struct usb_device *p, bool ntsc)
{
int i, ir;
int i, rc;
const struct saa7113config *cfg;
if (!p)
return -ENODEV;
cfg = (ntsc) ? saa7113configNTSC : saa7113configPAL;
for (i = 0; cfg[i].reg != 0xFF; i++)
ir = write_saa(p, cfg[i].reg, cfg[i].set);
for (i = 0; cfg[i].reg != 0xFF; i++) {
rc = write_saa(p, cfg[i].reg, cfg[i].set);
if (rc)
dev_err(&p->dev,
"Failed to set SAA register %d", cfg[i].reg);
}
return 0;
}
/****************************************************************************/

View file

@ -1199,8 +1199,6 @@ int easycap_video_dqbuf(struct easycap *peasycap, int mode)
* WHEN BOOLEAN PARAMETER decimatepixel IS true, ONLY THE FIELD FOR WHICH
* odd==false IS TRANSFERRED TO THE FRAME BUFFER.
*
* THE BOOLEAN PARAMETER offerfields IS true ONLY WHEN THE USER PROGRAM
* CHOOSES THE OPTION V4L2_FIELD_INTERLACED.
*/
/*---------------------------------------------------------------------------*/
static int field2frame(struct easycap *peasycap)
@ -1212,7 +1210,7 @@ static int field2frame(struct easycap *peasycap)
int rc, bytesperpixel, multiplier;
int much, more, over, rump, caches, input;
u8 mask, margin;
bool odd, isuy, decimatepixel, offerfields, badinput;
bool odd, isuy, decimatepixel, badinput;
if (!peasycap) {
SAY("ERROR: peasycap is NULL\n");
@ -1228,8 +1226,6 @@ static int field2frame(struct easycap *peasycap)
peasycap->field_buffer[peasycap->field_read][0].input,
peasycap->field_read, peasycap->frame_fill);
JOM(8, "===== %i=bytesperpixel\n", peasycap->bytesperpixel);
if (peasycap->offerfields)
JOM(8, "===== offerfields\n");
/*---------------------------------------------------------------------------*/
/*
@ -1251,7 +1247,6 @@ static int field2frame(struct easycap *peasycap)
#endif /*EASYCAP_TESTCARD*/
/*---------------------------------------------------------------------------*/
offerfields = peasycap->offerfields;
bytesperpixel = peasycap->bytesperpixel;
decimatepixel = peasycap->decimatepixel;

View file

@ -592,7 +592,6 @@ static int easycap_alsa_ack(struct snd_pcm_substream *pss)
static int easycap_alsa_trigger(struct snd_pcm_substream *pss, int cmd)
{
struct easycap *peasycap;
int retval;
JOT(4, "%i=cmd cf %i=START %i=STOP\n", cmd, SNDRV_PCM_TRIGGER_START,
SNDRV_PCM_TRIGGER_STOP);
@ -615,7 +614,7 @@ static int easycap_alsa_trigger(struct snd_pcm_substream *pss, int cmd)
break;
}
default:
retval = -EINVAL;
return -EINVAL;
}
return 0;
}