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path: root/drivers/media/pci/meye/meye.c
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Diffstat (limited to 'drivers/media/pci/meye/meye.c')
-rw-r--r--drivers/media/pci/meye/meye.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/pci/meye/meye.c b/drivers/media/pci/meye/meye.c
index 8001d3e9134e..bd870e60c32b 100644
--- a/drivers/media/pci/meye/meye.c
+++ b/drivers/media/pci/meye/meye.c
@@ -1019,8 +1019,8 @@ static int meyeioc_stilljcapt(int *len)
static int vidioc_querycap(struct file *file, void *fh,
struct v4l2_capability *cap)
{
- strcpy(cap->driver, "meye");
- strcpy(cap->card, "meye");
+ strscpy(cap->driver, "meye", sizeof(cap->driver));
+ strscpy(cap->card, "meye", sizeof(cap->card));
sprintf(cap->bus_info, "PCI:%s", pci_name(meye.mchip_dev));
cap->device_caps = V4L2_CAP_VIDEO_CAPTURE |
@@ -1035,7 +1035,7 @@ static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
if (i->index != 0)
return -EINVAL;
- strcpy(i->name, "Camera");
+ strscpy(i->name, "Camera", sizeof(i->name));
i->type = V4L2_INPUT_TYPE_CAMERA;
return 0;
@@ -1118,12 +1118,12 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void *fh,
if (f->index == 0) {
/* standard YUV 422 capture */
f->flags = 0;
- strcpy(f->description, "YUV422");
+ strscpy(f->description, "YUV422", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_YUYV;
} else {
/* compressed MJPEG capture */
f->flags = V4L2_FMT_FLAG_COMPRESSED;
- strcpy(f->description, "MJPEG");
+ strscpy(f->description, "MJPEG", sizeof(f->description));
f->pixelformat = V4L2_PIX_FMT_MJPEG;
}
@@ -1460,7 +1460,7 @@ static int meye_mmap(struct file *file, struct vm_area_struct *vma)
unsigned long page, pos;
mutex_lock(&meye.lock);
- if (size > gbuffers * gbufsize) {
+ if (size > gbuffers * gbufsize || offset > gbuffers * gbufsize - size) {
mutex_unlock(&meye.lock);
return -EINVAL;
}