[EXT] [PATCH] crypto/ipsec_mb: fix null pointer dereference

[Akhil Goyal]

> Adjust memory check and use in a proper order to avoid
> null pointer dereference.
> 
> Fixes: 918fd2f1466b ("crypto/ipsec_mb: move aesni_mb PMD")
> 
> Signed-off-by: Weiguo Li <liwg06 at foxmail.com>
> ---
This patch is a duplicate of a patch already submitted.
http://patches.dpdk.org/project/dpdk/patch/20220116194043.1388372-1-piotrx.bronowski@intel.com/