Commit ac646f44 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Thomas Gleixner
Browse files

genirq/msi: Slightly simplify msi_domain_alloc() 



The return value of irq_find_mapping() is only tested, not used for
anything else.

Replaced it by irq_resolve_mapping() which is internally used by
irq_find_mapping() and allows a simple boolean decision.

Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://patch.msgid.link/1ce680114cdb8d40b072c54d7f015696a540e5a6.1760863194.git.christophe.jaillet@wanadoo.fr
parent dce74500

kernel/irq/msi.c

+1 −1
Original line number Diff line number Diff line
@@ -706,7 +706,7 @@ static int msi_domain_alloc(struct irq_domain *domain, unsigned int virq, 
	irq_hw_number_t hwirq = ops->get_hwirq(info, arg);

	int i, ret;



	if (irq_find_mapping(domain, hwirq) > 0)

	if (irq_resolve_mapping(domain, hwirq))

		return -EEXIST;



	if (domain->parent) {