V4L/DVB (6776): ivtv: Some general fixes
Fix "warning: Using plain integer as NULL pointer".
Convert 'x < y ? x : y' to use min() instead.
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 4994dc5..2765624 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -983,7 +983,7 @@
}
itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
- if (itv == 0) {
+ if (itv == NULL) {
spin_unlock(&ivtv_cards_lock);
return -ENOMEM;
}
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index 25b6884..edef2a5 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -698,7 +698,7 @@
ivtv_reset_ir_gpio(itv);
}
if (val & 0x02) {
- itv->video_dec_func(itv, cmd, 0);
+ itv->video_dec_func(itv, cmd, NULL);
}
break;
}
diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c
index c5ea54e..65604dd 100644
--- a/drivers/media/video/ivtv/ivtv-irq.c
+++ b/drivers/media/video/ivtv/ivtv-irq.c
@@ -204,7 +204,7 @@
s->sg_pending[idx].dst = buf->dma_handle;
s->sg_pending[idx].src = offset;
s->sg_pending[idx].size = s->buf_size;
- buf->bytesused = (size < s->buf_size) ? size : s->buf_size;
+ buf->bytesused = min(size, s->buf_size);
buf->dma_xfer_cnt = s->dma_xfer_cnt;
s->q_predma.bytesused += buf->bytesused;
@@ -736,7 +736,7 @@
s = &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];
}
else {
- itv->dma_data_req_size = data[2] >= 0x10000 ? 0x10000 : data[2];
+ itv->dma_data_req_size = min_t(u32, data[2], 0x10000);
itv->dma_data_req_offset = data[1];
s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
}
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index 3ca2a1a..24d98ec 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -572,10 +572,10 @@
clear_bit(IVTV_F_I_EOS, &itv->i_flags);
/* Initialize Digitizer for Capture */
- itv->video_dec_func(itv, VIDIOC_STREAMOFF, 0);
+ itv->video_dec_func(itv, VIDIOC_STREAMOFF, NULL);
ivtv_msleep_timeout(300, 1);
ivtv_vapi(itv, CX2341X_ENC_INITIALIZE_INPUT, 0);
- itv->video_dec_func(itv, VIDIOC_STREAMON, 0);
+ itv->video_dec_func(itv, VIDIOC_STREAMON, NULL);
}
/* begin_capture */
diff --git a/drivers/media/video/ivtv/ivtvfb.c b/drivers/media/video/ivtv/ivtvfb.c
index 1a73038..3b23fc0 100644
--- a/drivers/media/video/ivtv/ivtvfb.c
+++ b/drivers/media/video/ivtv/ivtvfb.c
@@ -1057,7 +1057,7 @@
}
itv->osd_info = kzalloc(sizeof(struct osd_info), GFP_ATOMIC);
- if (itv->osd_info == 0) {
+ if (itv->osd_info == NULL) {
IVTVFB_ERR("Failed to allocate memory for osd_info\n");
return -ENOMEM;
}