8 files changed, 16 insertions, 33 deletions

diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index 34fe4259a144..da3b0cf495a3 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -533,8 +533,7 @@ get_ltoff (struct module *mod, uint64_t value, int *okp)
                         goto found;
 
         /* Not enough GOT entries? */
-        if (e >= (struct got_entry *) (mod->arch.got->sh_addr + mod->arch.got->sh_size))
-                BUG();
+        BUG_ON(e >= (struct got_entry *) (mod->arch.got->sh_addr + mod->arch.got->sh_size));
 
         e->val = value;
         ++mod->arch.next_got_entry;
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 833b3ef92779..714066aeda7f 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -1018,8 +1018,7 @@ cpu_init (void)
                                         | IA64_DCR_DA | IA64_DCR_DD | IA64_DCR_LC));
         atomic_inc(&init_mm.mm_count);
         current->active_mm = &init_mm;
-        if (current->mm)
-                BUG();
+        BUG_ON(current->mm);
 
         ia64_mmu_init(ia64_imva(cpu_data));
         ia64_mca_cpu_init(ia64_imva(cpu_data));
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 8503d534794f..c0f3bee69042 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -636,8 +636,7 @@ mem_init (void)
 #endif
 
 #ifdef CONFIG_FLATMEM
-        if (!mem_map)
-                BUG();
+        BUG_ON(!mem_map);
         max_mapnr = max_low_pfn;
 #endif
 
diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 0d4ffa4da1da..57f280dd9def 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -135,8 +135,7 @@ static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device,
         }
 
         war_list = kzalloc(DEV_PER_WIDGET * sizeof(*war_list), GFP_KERNEL);
-        if (!war_list)
-                BUG();
+        BUG_ON(!war_list);
 
         SAL_CALL_NOLOCK(isrv, SN_SAL_IOIF_GET_WIDGET_DMAFLUSH_LIST,
                         nasid, widget, __pa(war_list), 0, 0, 0 ,0);
@@ -180,23 +179,20 @@ sn_common_hubdev_init(struct hubdev_info *hubdev)
                 sizeof(struct sn_flush_device_kernel *);
         hubdev->hdi_flush_nasid_list.widget_p =
                 kzalloc(size, GFP_KERNEL);
-        if (!hubdev->hdi_flush_nasid_list.widget_p)
-                BUG();
+        BUG_ON(!hubdev->hdi_flush_nasid_list.widget_p);
 
         for (widget = 0; widget <= HUB_WIDGET_ID_MAX; widget++) {
                 size = DEV_PER_WIDGET *
                         sizeof(struct sn_flush_device_kernel);
                 sn_flush_device_kernel = kzalloc(size, GFP_KERNEL);
-                if (!sn_flush_device_kernel)
-                        BUG();
+                BUG_ON(!sn_flush_device_kernel);
 
                 dev_entry = sn_flush_device_kernel;
                 for (device = 0; device < DEV_PER_WIDGET;
                      device++, dev_entry++) {
                         size = sizeof(struct sn_flush_device_common);
                         dev_entry->common = kzalloc(size, GFP_KERNEL);
-                        if (!dev_entry->common)
-                                BUG();
+                        BUG_ON(!dev_entry->common);
                         if (sn_prom_feature_available(PRF_DEVICE_FLUSH_LIST))
                                 status = sal_get_device_dmaflush_list(
                                              hubdev->hdi_nasid, widget, device,
@@ -326,8 +322,7 @@ sn_common_bus_fixup(struct pci_bus *bus,
          */
         controller->platform_data = kzalloc(sizeof(struct sn_platform_data),
                                             GFP_KERNEL);
-        if (controller->platform_data == NULL)
-                BUG();
+        BUG_ON(controller->platform_data == NULL);
         sn_platform_data =
                         (struct sn_platform_data *) controller->platform_data;
         sn_platform_data->provider_soft = provider_soft;
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index e2eb2da60f96..ee774c366a06 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -128,8 +128,7 @@ sn_legacy_pci_window_fixup(struct pci_controller *controller,
 {
                 controller->window = kcalloc(2, sizeof(struct pci_window),
                                              GFP_KERNEL);
-                if (controller->window == NULL)
-                        BUG();
+                BUG_ON(controller->window == NULL);
                 controller->window[0].offset = legacy_io;
                 controller->window[0].resource.name = "legacy_io";
                 controller->window[0].resource.flags = IORESOURCE_IO;
@@ -168,8 +167,7 @@ sn_pci_window_fixup(struct pci_dev *dev, unsigned int count,
         idx = controller->windows;
         new_count = controller->windows + count;
         new_window = kcalloc(new_count, sizeof(struct pci_window), GFP_KERNEL);
-        if (new_window == NULL)
-                BUG();
+        BUG_ON(new_window == NULL);
         if (controller->window) {
                 memcpy(new_window, controller->window,
                        sizeof(struct pci_window) * controller->windows);
@@ -222,8 +220,7 @@ sn_io_slot_fixup(struct pci_dev *dev)
                 (u64) __pa(pcidev_info),
                 (u64) __pa(sn_irq_info));
 
-        if (status)
-                BUG(); /* Cannot get platform pci device information */
+        BUG_ON(status); /* Cannot get platform pci device information */
 
 
         /* Copy over PIO Mapped Addresses */
@@ -307,8 +304,7 @@ sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
         prom_bussoft_ptr = __va(prom_bussoft_ptr);
 
         controller = kzalloc(sizeof(*controller), GFP_KERNEL);
-        if (!controller)
-                BUG();
+        BUG_ON(!controller);
         controller->segment = segment;
 
         /*
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 12097776afc0..e456f062f241 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -732,8 +732,7 @@ void __init build_cnode_tables(void)
                 kl_config_hdr_t *klgraph_header;
                 nasid = cnodeid_to_nasid(node);
                 klgraph_header = ia64_sn_get_klconfig_addr(nasid);
-                if (klgraph_header == NULL)
-                        BUG();
+                BUG_ON(klgraph_header == NULL);
                 brd = NODE_OFFSET_TO_LBOARD(nasid, klgraph_header->ch_board_info);
                 while (brd) {
                         if (board_needs_cnode(brd->brd_type) && physical_node_map[brd->brd_nasid] < 0) {
diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index 45f3c2390428..9e6491cf72bd 100644
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -275,8 +275,7 @@ static int sn_hwperf_get_nearest_node_objdata(struct sn_hwperf_object_info *objb
 
         /* get it's interconnect topology */
         sz = op->ports * sizeof(struct sn_hwperf_port_info);
-        if (sz > sizeof(ptdata))
-                BUG();
+        BUG_ON(sz > sizeof(ptdata));
         e = ia64_sn_hwperf_op(sn_hwperf_master_nasid,
                               SN_HWPERF_ENUM_PORTS, nodeobj->id, sz,
                               (u64)&ptdata, 0, 0, NULL);
@@ -310,8 +309,7 @@ static int sn_hwperf_get_nearest_node_objdata(struct sn_hwperf_object_info *objb
         if (router && (!found_cpu || !found_mem)) {
                 /* search for a node connected to the same router */
                 sz = router->ports * sizeof(struct sn_hwperf_port_info);
-                if (sz > sizeof(ptdata))
-                        BUG();
+                BUG_ON(sz > sizeof(ptdata));
                 e = ia64_sn_hwperf_op(sn_hwperf_master_nasid,
                                       SN_HWPERF_ENUM_PORTS, router->id, sz,
                                       (u64)&ptdata, 0, 0, NULL);
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_dma.c b/arch/ia64/sn/pci/pcibr/pcibr_dma.c
index 060df4aa9916..c659ad5613a0 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_dma.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_dma.c
@@ -256,9 +256,7 @@ void sn_dma_flush(u64 addr)
 
         hubinfo = (NODEPDA(nasid_to_cnodeid(nasid)))->pdinfo;
 
-        if (!hubinfo) {
-                BUG();
-        }
+        BUG_ON(!hubinfo);
 
         flush_nasid_list = &hubinfo->hdi_flush_nasid_list;
         if (flush_nasid_list->widget_p == NULL)