On 7/28/20 5:19 PM, Peilin Ye wrote:
> raw_cmd_copyout() is potentially copying uninitialized kernel stack memory
> since it is initializing `cmd` by assignment, which may cause the compiler
> to leave uninitialized holes in this structure. Fix it by using memcpy()
> instead.
>
> Cc: [email protected]
> Fixes: 2145e15e0557 ("floppy: don't write kernel-only members to FDRAWCMD
> ioctl output")
Nitpick, I would say this fix is not related to commit 2145e15e0557.
> Suggested-by: Dan Carpenter <[email protected]>
> Suggested-by: Arnd Bergmann <[email protected]>
> Signed-off-by: Peilin Ye <[email protected]>