Re: [PATCH] kernel: Return -EFAULT if copy_to_user() fails

On Mon, Mar 01, 2021 at 07:28:11PM +0800, Wang Qing wrote: > The copy_to_user() function returns the number of bytes remaining to be > copied, but we want to return -EFAULT if the copy doesn't complete. > > Signed-off-by: Wang Qing > --- Hey Wang, Thanks for the patch. It looks like

[PATCH] kernel: Return -EFAULT if copy_to_user() fails

The copy_to_user() function returns the number of bytes remaining to be copied, but we want to return -EFAULT if the copy doesn't complete. Signed-off-by: Wang Qing --- kernel/sys.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sys.c b/kernel/sys.c index