Re: [PATCH] iommu: add null pointer check

On Tue, Mar 29, 2022 at 05:53:22AM +, cgel@gmail.com wrote: > From: Lv Ruyi > > kmem_cache_zalloc is a memory allocation function which can return NULL > when some internal memory errors happen. Add null pointer check to avoid > dereferencing null pointer. > > Reported-by: Zeal Robot >

[PATCH] iommu: add null pointer check

From: Lv Ruyi kmem_cache_zalloc is a memory allocation function which can return NULL when some internal memory errors happen. Add null pointer check to avoid dereferencing null pointer. Reported-by: Zeal Robot Signed-off-by: Lv Ruyi --- drivers/iommu/fsl_pamu_domain.c | 4 1 file