[GIT PULL] IRQ fix

From: Ingo Molnar
Date: Sun Apr 28 2024 - 04:05:44 EST


Linus,

Please pull the latest irq/urgent Git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq-urgent-2024-04-28

# HEAD: c26591afd33adce296c022e3480dea4282b7ef91 irqchip/gic-v3-its: Prevent double free on error

Fix a double free bug in the init error path of the
GICv3 irqchip driver.

Thanks,

Ingo

------------------>
Guanrui Huang (1):
irqchip/gic-v3-its: Prevent double free on error


drivers/irqchip/irq-gic-v3-its.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 2a537cbfcb07..5f7d3db3afd8 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -4567,13 +4567,8 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq
irqd_set_resend_when_in_progress(irq_get_irq_data(virq + i));
}

- if (err) {
- if (i > 0)
- its_vpe_irq_domain_free(domain, virq, i);
-
- its_lpi_free(bitmap, base, nr_ids);
- its_free_prop_table(vprop_page);
- }
+ if (err)
+ its_vpe_irq_domain_free(domain, virq, i);

return err;
}