> Use kvfree() to free memory allocated by kvzalloc() instead of kfree(). > Avoid potential memory management issue by matching alloc/free routines. Will another bit of background information become helpful for an improved change description? Test command example: Markus_Elfring@Sonne:…/Projekte/Linux/next-analyses> /usr/bin/spatch -D report scripts/coccinelle/api/kfree_mismatch.cocci drivers/fwctl/mlx5/main.c … Regards, Markus