Commit Graph

2 Commits

Author SHA1 Message Date
Wen Yang
7c8e90ddf0 irqchip/renesas-rza1: Prevent use-after-free in rza1_irqc_probe()
The gic_node is still being used in the rza1_irqc_parse_map() call
after the of_node_put() call, which may result in use-after-free.

Fixes: a644ccb819 ("irqchip: Add Renesas RZ/A1 Interrupt Controller driver")
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lkml.kernel.org/r/1562566745-7447-3-git-send-email-wen.yang99@zte.com.cn
2019-07-09 14:53:50 +02:00
Geert Uytterhoeven
a644ccb819 irqchip: Add Renesas RZ/A1 Interrupt Controller driver
Add a driver for the Renesas RZ/A1 Interrupt Controller.

This supports using up to 8 external interrupts on RZ/A1, with
configurable sense select.

NMI edge select is not yet supported.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Chris Brandt <chris.brandt@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
2019-05-29 10:42:25 +01:00