3 files changed, 9 insertions, 13 deletions
diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index d917afa30b27..739c948dc504 100644
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -284,6 +284,8 @@ static int sn_hwperf_get_nearest_node_objdata(struct sn_hwperf_object_info *objb
 	/* find nearest node with cpus and nearest memory */
 	for (router=NULL, j=0; j < op->ports; j++) {
 		dest = sn_hwperf_findobj_id(objbuf, nobj, ptdata[j].conn_id);
+		if (dest && SN_HWPERF_IS_ROUTER(dest))
+			router = dest;
 		if (!dest || SN_HWPERF_FOREIGN(dest) ||
 		    !SN_HWPERF_IS_NODE(dest) || SN_HWPERF_IS_IONODE(dest)) {
 			continue;
@@ -299,8 +301,6 @@ static int sn_hwperf_get_nearest_node_objdata(struct sn_hwperf_object_info *objb
 				*near_mem_node = c;
 			found_mem++;
 		}
-		if (SN_HWPERF_IS_ROUTER(dest))
-			router = dest;
 	}
 
 	if (router && (!found_cpu || !found_mem)) {
@@ -493,7 +493,7 @@ static int sn_topology_show(struct seq_file *s, void *d)
 		 * numalink ports
 		 */
 		sz = obj->ports * sizeof(struct sn_hwperf_port_info);
-		if ((ptdata = vmalloc(sz)) == NULL)
+		if ((ptdata = kmalloc(sz, GFP_KERNEL)) == NULL)
 			return -ENOMEM;
 		e = ia64_sn_hwperf_op(sn_hwperf_master_nasid,
 				      SN_HWPERF_ENUM_PORTS, obj->id, sz,
@@ -541,7 +541,7 @@ static int sn_topology_show(struct seq_file *s, void *d)
 				(SN_HWPERF_IS_NL3ROUTER(obj) ||
 				SN_HWPERF_IS_NL3ROUTER(p)) ?  "LLP3" : "LLP4");
 		}
-		vfree(ptdata);
+		kfree(ptdata);
 	}
 
 	return 0;
diff --git a/arch/ia64/sn/kernel/xpc_partition.c b/arch/ia64/sn/kernel/xpc_partition.c
index 94211429fd0c..2a89cfce4954 100644
--- a/arch/ia64/sn/kernel/xpc_partition.c
+++ b/arch/ia64/sn/kernel/xpc_partition.c
@@ -136,9 +136,7 @@ xpc_get_rsvd_page_pa(int nasid)
 		}
 
 		if (L1_CACHE_ALIGN(len) > buf_len) {
-			if (buf_base != NULL) {
-				kfree(buf_base);
-			}
+			kfree(buf_base);
 			buf_len = L1_CACHE_ALIGN(len);
 			buf = (u64) xpc_kmalloc_cacheline_aligned(buf_len,
 							GFP_KERNEL, &buf_base);
@@ -159,9 +157,7 @@ xpc_get_rsvd_page_pa(int nasid)
 		}
 	}
 
-	if (buf_base != NULL) {
-		kfree(buf_base);
-	}
+	kfree(buf_base);
 
 	if (status != SALRET_OK) {
 		rp_pa = 0;
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index fa073cc4b565..833295624e5d 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -682,9 +682,6 @@ tioce_reserve_m32(struct tioce_kernel *ce_kern, u64 base, u64 limit)
 	int ate_index, last_ate, ps;
 	struct tioce *ce_mmr;
 
-	if (!TIOCE_M32_ADDR(base))
-		return;
-
 	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
 	ps = ce_kern->ce_ate3240_pagesize;
 	ate_index = ATE_PAGE(base, ps);
@@ -693,6 +690,9 @@ tioce_reserve_m32(struct tioce_kernel *ce_kern, u64 base, u64 limit)
 	if (ate_index < 64)
 		ate_index = 64;
 
+	if (last_ate >= TIOCE_NUM_M3240_ATES)
+		last_ate = TIOCE_NUM_M3240_ATES - 1;
+
 	while (ate_index <= last_ate) {
 		u64 ate;