Commit 8a2277a3 authored by Gyeyoung Baek's avatar Gyeyoung Baek Committed by Thomas Gleixner
Browse files

genirq/irq_sim: Initialize work context pointers properly 



Initialize `ops` member's pointers properly by using kzalloc() instead of
kmalloc() when allocating the simulation work context. Otherwise the
pointers contain random content leading to invalid dereferencing.

Signed-off-by: default avatarGyeyoung Baek <gye976@gmail.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250612124827.63259-1-gye976@gmail.com
parent 72218d74

kernel/irq/irq_sim.c

+1 −1
Original line number Diff line number Diff line
@@ -202,7 +202,7 @@ struct irq_domain *irq_domain_create_sim_full(struct fwnode_handle *fwnode, 
					      void *data)

{

	struct irq_sim_work_ctx *work_ctx __free(kfree) =

				kmalloc(sizeof(*work_ctx), GFP_KERNEL);

				kzalloc(sizeof(*work_ctx), GFP_KERNEL);



	if (!work_ctx)

		return ERR_PTR(-ENOMEM);