Re: [PATCH V14 02/24] mmc: block: Check return value of blk_get_request()

From: Linus Walleij
Date: Thu Nov 23 2017 - 04:56:29 EST


On Tue, Nov 21, 2017 at 2:42 PM, Adrian Hunter <adrian.hunter@xxxxxxxxx> wrote:

> blk_get_request() can fail, always check the return value.
>
> Fixes: 0493f6fe5bde ("mmc: block: Move boot partition locking into a driver op")
> Fixes: 3ecd8cf23f88 ("mmc: block: move multi-ioctl() to use block layer")
> Fixes: 614f0388f580 ("mmc: block: move single ioctl() commands to block requests")
> Fixes: 627c3ccfb46a ("mmc: debugfs: Move block debugfs into block module")
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>

Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
This should also go into fixes I think.

I guess this particular sloppiness was due to modeling the code on
drivers/ide/* which doesn't check the return value either.

I should go and fix that :/

Yours,
Linus Walleij