On Tue, Nov 03, 2020 at 01:16:23PM +0300, Dan Carpenter wrote: > The "data->flags" variable is a u64 so if one of the high 32 bits is > set the original code will allow it, but it should be rejected. The > fix is to declare "mask" as a u64 instead of a u32. > > Fixes: d90573812eea ("iommu/uapi: Handle data and argsz filled by users") > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > --- > drivers/iommu/iommu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied for v5.10, thanks.