On Tue, Mar 14, 2023 at 04:04:16PM +0000, Wei Chen wrote:
The data->block variable comes from user and is a number between 0-255. Without proper check, the variable may be very large to cause an out-of-bounds when performing memcpy in slimpro_i2c_blkwr.
Fix this bug by checking the value of writelen.
Fixes: f6505fbabc42 ("i2c: add SLIMpro I2C device driver on APM X-Gene platform") Signed-off-by: Wei Chen email@example.com
Reviewed-by: Andi Shyti firstname.lastname@example.org
PS Remember the Cc: tag