irq: simplify for_each_irq_desc() usage

[linux-beck.git] / arch / x86 / kernel / io_apic.c

diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index a74887b416cc14903ead416aee2585d0c7bb159d..2fe543f58ac807d360b5aacaaa528b4b1da5c5fa 100644 (file)
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -1345,8 +1345,6 @@ void __setup_vector_irq(int cpu)
 
        /* Mark the inuse vectors */
        for_each_irq_desc(irq, desc) {
-               if (!desc)
-                       continue;
                cfg = desc->chip_data;
                if (!cpu_isset(cpu, cfg->domain))
                        continue;
@@ -1730,8 +1728,6 @@ __apicdebuginit(void) print_IO_APIC(void)
        for_each_irq_desc(irq, desc) {
                struct irq_pin_list *entry;
 
-               if (!desc)
-                       continue;
                cfg = desc->chip_data;
                entry = cfg->irq_2_pin;
                if (!entry)
@@ -2378,9 +2374,6 @@ static void ir_irq_migration(struct work_struct *work)
        struct irq_desc *desc;
 
        for_each_irq_desc(irq, desc) {
-               if (!desc)
-                       continue;
-
                if (desc->status & IRQ_MOVE_PENDING) {
                        unsigned long flags;
 
@@ -2671,9 +2664,6 @@ static inline void init_IO_APIC_traps(void)
         * 0x80, because int 0x80 is hm, kind of importantish. ;)
         */
        for_each_irq_desc(irq, desc) {
-               if (!desc)
-                       continue;
-
                cfg = desc->chip_data;
                if (IO_APIC_IRQ(irq) && cfg && !cfg->vector) {
                        /*