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: a644ccb8 ("irqchip: Add Renesas RZ/A1 Interrupt Controller driver") Signed-off-by: NWen Yang <wen.yang99@zte.com.cn> Signed-off-by: NThomas Gleixner <tglx@linutronix.de> Reviewed-by: NGeert Uytterhoeven <geert+renesas@glider.be> Link: https://lkml.kernel.org/r/1562566745-7447-3-git-send-email-wen.yang99@zte.com.cn
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