4.9-stable review patch. If anyone has any objections, please let me know.
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From: Franck Demathieu fdemathieu@gmail.com
[ Upstream commit 4b9de5da7e120c7f02395da729f0ec77ce7a6044 ]
The 'size' variable is unsigned according to the dt-bindings. As this variable is used as integer in other places, create a new variable that allows to fix the following sparse issue (-Wtypesign):
drivers/irqchip/irq-crossbar.c:279:52: warning: incorrect type in argument 3 (different signedness) drivers/irqchip/irq-crossbar.c:279:52: expected unsigned int [usertype] *out_value drivers/irqchip/irq-crossbar.c:279:52: got int *<noident>
Signed-off-by: Franck Demathieu fdemathieu@gmail.com Signed-off-by: Marc Zyngier marc.zyngier@arm.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/irqchip/irq-crossbar.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -199,7 +199,7 @@ static const struct irq_domain_ops cross static int __init crossbar_of_init(struct device_node *node) { int i, size, reserved = 0; - u32 max = 0, entry; + u32 max = 0, entry, reg_size; const __be32 *irqsr; int ret = -ENOMEM;
@@ -276,9 +276,9 @@ static int __init crossbar_of_init(struc if (!cb->register_offsets) goto err_irq_map;
- of_property_read_u32(node, "ti,reg-size", &size); + of_property_read_u32(node, "ti,reg-size", ®_size);
- switch (size) { + switch (reg_size) { case 1: cb->write = crossbar_writeb; break; @@ -304,7 +304,7 @@ static int __init crossbar_of_init(struc continue;
cb->register_offsets[i] = reserved; - reserved += size; + reserved += reg_size; }
of_property_read_u32(node, "ti,irqs-safe-map", &cb->safe_map);