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Re: [PATCH AUTOSEL 4.4 44/56] video: imsttfb: fix potential NULL pointer dereferences




On Sat, Jun 01, 2019 at 09:25:48AM -0400, Sasha Levin wrote:
> From: Kangjie Lu <kjlu@xxxxxxx>
> 
> [ Upstream commit 1d84353d205a953e2381044953b7fa31c8c9702d ]
> 
> In case ioremap fails, the fix releases resources and returns
> -ENOMEM to avoid NULL pointer dereferences.
> 
> Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
> Cc: Aditya Pakki <pakki001@xxxxxxx>
> Cc: Finn Thain <fthain@xxxxxxxxxxxxxxxxxxx>
> Cc: Rob Herring <robh@xxxxxxxxxx>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> [b.zolnierkie: minor patch summary fixup]
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
> ---
>  drivers/video/fbdev/imsttfb.c | 5 +++++
>  1 file changed, 5 insertions(+)

Why only 4.4.y?  Shouldn't this be queued up for everything or none?

thanks,

greg k-h