As reported by smatch:
drivers/media/usb/usbtv/usbtv-video.c:716 usbtv_s_ctrl() error: doing dma on the stack (data)
drivers/media/usb/usbtv/usbtv-video.c:758 usbtv_s_ctrl() error: doing dma on the stack (data)
We should not do it, as it won't work on Kernels 4.9 and upper.
So, alloc a buffer for it.
Fixes:
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.. | ||
common | ||
dvb-core | ||
dvb-frontends | ||
firewire | ||
i2c | ||
mmc | ||
pci | ||
platform | ||
radio | ||
rc | ||
spi | ||
tuners | ||
usb | ||
v4l2-core | ||
cec-edid.c | ||
Kconfig | ||
Makefile | ||
media-device.c | ||
media-devnode.c | ||
media-entity.c |