Return value of function eiointc_index is int, however it is converted
into uint32_t and then compared smaller than zero, this will cause logic
problem.
Fixes:
dd281e1a1a93 ("irqchip: Add Loongson Extended I/O interrupt controller support")
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230811095805.2974722-2-maobibo@loongson.cn
int i, bit;
uint32_t data;
uint32_t node = cpu_to_eio_node(cpu);
- uint32_t index = eiointc_index(node);
+ int index = eiointc_index(node);
if (index < 0) {
pr_err("Error: invalid nodemap!\n");