Re: [PATCH v2] cxl: Fix possible null pointer dereference in read_handle()

2024-07-10 Thread Greg KH
On Wed, Jul 10, 2024 at 06:33:52PM +0800, Ma Ke wrote: > In read_handle(), of_get_address() may return NULL which is later > dereferenced. Fix this by adding NULL check. > > Cc: sta...@vger.kernel.org > Fixes: 14baf4d9c739 ("cxl: Add guest-specific code") > Signed-off-by: Ma Ke > --- > Changes in

[PATCH v2] cxl: Fix possible null pointer dereference in read_handle()

2024-07-10 Thread Ma Ke
In read_handle(), of_get_address() may return NULL which is later dereferenced. Fix this by adding NULL check. Cc: sta...@vger.kernel.org Fixes: 14baf4d9c739 ("cxl: Add guest-specific code") Signed-off-by: Ma Ke --- Changes in v2: - The potential vulnerability was discovered as follows: based on