x86/irq: Remove useless return value from do_IRQ()

Nothing is using it.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Link: https://lkml.kernel.org/r/20200225220216.826870369@linutronix.de

diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index a176f6165d85b12e8d52e83eef6402c7148885b9..72fba0eeeb3074efc6d043881b68409f93247555 100644 (file)
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -36,7 +36,7 @@ extern void native_init_IRQ(void);
 
 extern void handle_irq(struct irq_desc *desc, struct pt_regs *regs);
 
-extern __visible unsigned int do_IRQ(struct pt_regs *regs);
+extern __visible void do_IRQ(struct pt_regs *regs);
 
 extern void init_ISA_irqs(void);
 

diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 21efee32e2b12e9a92658402793fb103bb4d501e..c7965ff429c56e6a3fc1ee8ab56e39b704685fec 100644 (file)
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -230,7 +230,7 @@ u64 arch_irq_stat(void)
  * SMP cross-CPU interrupts have their own specific
  * handlers).
  */
-__visible unsigned int __irq_entry do_IRQ(struct pt_regs *regs)
+__visible void __irq_entry do_IRQ(struct pt_regs *regs)
 {
        struct pt_regs *old_regs = set_irq_regs(regs);
        struct irq_desc * desc;
@@ -263,7 +263,6 @@ __visible unsigned int __irq_entry do_IRQ(struct pt_regs *regs)
        exiting_irq();
 
        set_irq_regs(old_regs);
-       return 1;
 }
 
 #ifdef CONFIG_X86_LOCAL_APIC