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media: use strscpy() instead of strlcpy()

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The implementation of strscpy() is more robust and safer.

That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab
2018-09-10 08:19:14 -04:00
父節點 b730c40813
當前提交 c0decac19d
共有 260 個文件被更改，包括 676 次插入 和 665 次删除
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8
drivers/media/pci/intel/ipu3/ipu3-cio2.c
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@@ -1064,8 +1064,8 @@ static int cio2_v4l2_querycap(struct file *file, void *fh,
{
struct cio2_device *cio2 = video_drvdata(file);
strlcpy(cap->driver, CIO2_NAME, sizeof(cap->driver));
strlcpy(cap->card, CIO2_DEVICE_NAME, sizeof(cap->card));
strscpy(cap->driver, CIO2_NAME, sizeof(cap->driver));
strscpy(cap->card, CIO2_DEVICE_NAME, sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info),
"PCI:%s", pci_name(cio2->pci_dev));
@@ -1143,7 +1143,7 @@ cio2_video_enum_input(struct file *file, void *fh, struct v4l2_input *input)
if (input->index > 0)
return -EINVAL;
strlcpy(input->name, "camera", sizeof(input->name));
strscpy(input->name, "camera", sizeof(input->name));
input->type = V4L2_INPUT_TYPE_CAMERA;
return 0;
@@ -1783,7 +1783,7 @@ static int cio2_pci_probe(struct pci_dev *pci_dev,
mutex_init(&cio2->lock);
cio2->media_dev.dev = &cio2->pci_dev->dev;
strlcpy(cio2->media_dev.model, CIO2_DEVICE_NAME,
strscpy(cio2->media_dev.model, CIO2_DEVICE_NAME,
sizeof(cio2->media_dev.model));
snprintf(cio2->media_dev.bus_info, sizeof(cio2->media_dev.bus_info),
"PCI:%s", pci_name(cio2->pci_dev));