media: imx274: fix stack corruption in imx274_read_reg
imx274_read_reg() takes a u8 pointer ("reg") and casts it to pass it to regmap_read(), which takes an unsigned int pointer. This results in a corrupted stack and random crashes. Fixes: 0985dd30 ("media: imx274: V4l2 driver for Sony imx274 CMOS sensor") Cc: stable@vger.kernel.org # for 4.15 and up Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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