8 Nov
2022
8 Nov
'22
8:14 p.m.
On Tue, Nov 8, 2022 at 1:38 PM Jason A. Donenfeld Jason@zx2c4.com wrote:
Sparse reports that calling add_device_randomness() on `uid` is a violation of address spaces. And indeed the next usage uses readl() properly, but that was left out when passing it toadd_device_ randomness(). So instead copy the whole thing to the stack first.
Fixes: 4040d10a3d44 ("ARM: ux500: add DB serial number to entropy pool") Cc: Linus Walleij linus.walleij@linaro.org Cc: stable@vger.kernel.org Link: https://lore.kernel.org/all/202210230819.loF90KDh-lkp@intel.com/ Reported-by: kernel test robot lkp@intel.com Signed-off-by: Jason A. Donenfeld Jason@zx2c4.com
Patch applied! Sorry for taking so long!
Yours, Linus Walleij