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authorIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
committerIngo Molnar <mingo@kernel.org>2018-11-03 23:42:16 +0100
commit23a12ddee1ce28065b71f14ccc695b5a0c8a64ff (patch)
treecedaa1cde5b2557116e523c31552187804704093 /drivers/media/usb/usbvision
parent98f76206b33504b934209d16196477dfa519a807 (diff)
parentbcb6fb5da77c2a228adf07cc9cb1a0c2aa2001c6 (diff)
Merge branch 'core/urgent' into x86/urgent, to pick up objtool fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/media/usb/usbvision')
-rw-r--r--drivers/media/usb/usbvision/usbvision-core.c3
-rw-r--r--drivers/media/usb/usbvision/usbvision-video.c26
-rw-r--r--drivers/media/usb/usbvision/usbvision.h1
3 files changed, 14 insertions, 16 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-core.c b/drivers/media/usb/usbvision/usbvision-core.c
index 7138c2b606cc..31e0e98d6daf 100644
--- a/drivers/media/usb/usbvision/usbvision-core.c
+++ b/drivers/media/usb/usbvision/usbvision-core.c
@@ -1272,7 +1272,6 @@ static void usbvision_isoc_irq(struct urb *urb)
int len;
struct usb_usbvision *usbvision = urb->context;
int i;
- unsigned long start_time = jiffies;
struct usbvision_frame **f;
/* We don't want to do anything if we are about to be removed! */
@@ -1324,8 +1323,6 @@ static void usbvision_isoc_irq(struct urb *urb)
scratch_reset(usbvision);
}
- usbvision->time_in_irq += jiffies - start_time;
-
for (i = 0; i < USBVISION_URB_FRAMES; i++) {
urb->iso_frame_desc[i].status = 0;
urb->iso_frame_desc[i].actual_length = 0;
diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c
index f29d1bef0293..dd2ff8ed6c6a 100644
--- a/drivers/media/usb/usbvision/usbvision-video.c
+++ b/drivers/media/usb/usbvision/usbvision-video.c
@@ -467,8 +467,8 @@ static int vidioc_querycap(struct file *file, void *priv,
struct usb_usbvision *usbvision = video_drvdata(file);
struct video_device *vdev = video_devdata(file);
- strlcpy(vc->driver, "USBVision", sizeof(vc->driver));
- strlcpy(vc->card,
+ strscpy(vc->driver, "USBVision", sizeof(vc->driver));
+ strscpy(vc->card,
usbvision_device_data[usbvision->dev_model].model_string,
sizeof(vc->card));
usb_make_path(usbvision->dev, vc->bus_info, sizeof(vc->bus_info));
@@ -504,9 +504,9 @@ static int vidioc_enum_input(struct file *file, void *priv,
switch (chan) {
case 0:
if (usbvision_device_data[usbvision->dev_model].video_channels == 4) {
- strcpy(vi->name, "White Video Input");
+ strscpy(vi->name, "White Video Input", sizeof(vi->name));
} else {
- strcpy(vi->name, "Television");
+ strscpy(vi->name, "Television", sizeof(vi->name));
vi->type = V4L2_INPUT_TYPE_TUNER;
vi->tuner = chan;
vi->std = USBVISION_NORMS;
@@ -515,22 +515,23 @@ static int vidioc_enum_input(struct file *file, void *priv,
case 1:
vi->type = V4L2_INPUT_TYPE_CAMERA;
if (usbvision_device_data[usbvision->dev_model].video_channels == 4)
- strcpy(vi->name, "Green Video Input");
+ strscpy(vi->name, "Green Video Input", sizeof(vi->name));
else
- strcpy(vi->name, "Composite Video Input");
+ strscpy(vi->name, "Composite Video Input",
+ sizeof(vi->name));
vi->std = USBVISION_NORMS;
break;
case 2:
vi->type = V4L2_INPUT_TYPE_CAMERA;
if (usbvision_device_data[usbvision->dev_model].video_channels == 4)
- strcpy(vi->name, "Yellow Video Input");
+ strscpy(vi->name, "Yellow Video Input", sizeof(vi->name));
else
- strcpy(vi->name, "S-Video Input");
+ strscpy(vi->name, "S-Video Input", sizeof(vi->name));
vi->std = USBVISION_NORMS;
break;
case 3:
vi->type = V4L2_INPUT_TYPE_CAMERA;
- strcpy(vi->name, "Red Video Input");
+ strscpy(vi->name, "Red Video Input", sizeof(vi->name));
vi->std = USBVISION_NORMS;
break;
}
@@ -589,9 +590,9 @@ static int vidioc_g_tuner(struct file *file, void *priv,
if (vt->index) /* Only tuner 0 */
return -EINVAL;
if (vt->type == V4L2_TUNER_RADIO)
- strcpy(vt->name, "Radio");
+ strscpy(vt->name, "Radio", sizeof(vt->name));
else
- strcpy(vt->name, "Television");
+ strscpy(vt->name, "Television", sizeof(vt->name));
/* Let clients fill in the remainder of this struct */
call_all(usbvision, tuner, g_tuner, vt);
@@ -814,7 +815,8 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
{
if (vfd->index >= USBVISION_SUPPORTED_PALETTES - 1)
return -EINVAL;
- strcpy(vfd->description, usbvision_v4l2_format[vfd->index].desc);
+ strscpy(vfd->description, usbvision_v4l2_format[vfd->index].desc,
+ sizeof(vfd->description));
vfd->pixelformat = usbvision_v4l2_format[vfd->index].format;
return 0;
}
diff --git a/drivers/media/usb/usbvision/usbvision.h b/drivers/media/usb/usbvision/usbvision.h
index 6ecdcd58248f..017e7baf5747 100644
--- a/drivers/media/usb/usbvision/usbvision.h
+++ b/drivers/media/usb/usbvision/usbvision.h
@@ -447,7 +447,6 @@ struct usb_usbvision {
unsigned long isoc_skip_count; /* How many empty ISO packets received */
unsigned long isoc_err_count; /* How many bad ISO packets received */
unsigned long isoc_packet_count; /* How many packets we totally got */
- unsigned long time_in_irq; /* How long do we need for interrupt */
int isoc_measure_bandwidth_count;
int frame_num; /* How many video frames we send to user */
int max_strip_len; /* How big is the biggest strip */