3 files changed, 5 insertions, 4 deletions

diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 5cfd3d91001a..e13125058bed 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -507,7 +507,7 @@ static int iosapic_find_sharable_irq(unsigned long trigger, unsigned long pol)
         if (trigger == IOSAPIC_EDGE)
                 return -EINVAL;
 
-        for (i = 0; i <= NR_IRQS; i++) {
+        for (i = 0; i < NR_IRQS; i++) {
                 info = &iosapic_intr_info[i];
                 if (info->trigger == trigger && info->polarity == pol &&
                     (info->dmode == IOSAPIC_FIXED ||
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 11463994a7d5..52290547c85b 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -736,14 +736,15 @@ int __cpu_disable(void)
                         return -EBUSY;
         }
 
+        cpu_clear(cpu, cpu_online_map);
+
         if (migrate_platform_irqs(cpu)) {
                 cpu_set(cpu, cpu_online_map);
-                return (-EBUSY);
+                return -EBUSY;
         }
 
         remove_siblinginfo(cpu);
         fixup_irqs();
-        cpu_clear(cpu, cpu_online_map);
         local_flush_tlb_all();
         cpu_clear(cpu, cpu_callin_map);
         return 0;
diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c
index 67810b77d998..b6c0e63a0bf6 100644
--- a/arch/ia64/kernel/unwind.c
+++ b/arch/ia64/kernel/unwind.c
@@ -2149,7 +2149,7 @@ unw_remove_unwind_table (void *handle)
 
         /* next, remove hash table entries for this table */
 
-        for (index = 0; index <= UNW_HASH_SIZE; ++index) {
+        for (index = 0; index < UNW_HASH_SIZE; ++index) {
                 tmp = unw.cache + unw.hash[index];
                 if (unw.hash[index] >= UNW_CACHE_SIZE
                     || tmp->ip < table->start || tmp->ip >= table->end)