diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 294832a..82d117c 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -831,10 +831,6 @@
 
 	/* Allocate memory for the expanded device tree */
 	mem = lmb_alloc(size + 4, __alignof__(struct device_node));
-	if (!mem) {
-		DBG("Couldn't allocate memory with lmb_alloc()!\n");
-		panic("Couldn't allocate memory with lmb_alloc()!\n");
-	}
 	mem = (unsigned long) __va(mem);
 
 	((u32 *)mem)[size / 4] = 0xdeadbeef;
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 149351a..95b4cd6 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -430,7 +430,6 @@
 		 * the absolute address space.
 		 */
 		table = lmb_alloc(htab_size_bytes, htab_size_bytes);
-		BUG_ON(table == 0);
 
 		DBG("Hash table allocated at %lx, size: %lx\n", table,
 		    htab_size_bytes);
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c
index bbe3eac..d9c76ce 100644
--- a/arch/powerpc/mm/lmb.c
+++ b/arch/powerpc/mm/lmb.c
@@ -226,6 +226,20 @@
 unsigned long __init lmb_alloc_base(unsigned long size, unsigned long align,
 				    unsigned long max_addr)
 {
+	unsigned long alloc;
+
+	alloc = __lmb_alloc_base(size, align, max_addr);
+
+	if (alloc < 0)
+		panic("ERROR: Failed to allocate 0x%lx bytes below 0x%lx.\n",
+				size, max_addr);
+
+	return alloc;
+}
+
+unsigned long __init __lmb_alloc_base(unsigned long size, unsigned long align,
+				    unsigned long max_addr)
+{
 	long i, j;
 	unsigned long base = 0;
 
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 550517c..6809cdb 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -249,7 +249,6 @@
 	bootmap_pages = bootmem_bootmap_pages(total_pages);
 
 	start = lmb_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
-	BUG_ON(!start);
 
 	boot_mapsize = init_bootmem(start >> PAGE_SHIFT, total_pages);
 
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 2863a91..da5280f 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -570,11 +570,11 @@
 				       unsigned long end_pfn)
 {
 	int new_nid;
-	unsigned long ret = lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
+	unsigned long ret = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
 
 	/* retry over all memory */
 	if (!ret)
-		ret = lmb_alloc_base(size, align, lmb_end_of_DRAM());
+		ret = __lmb_alloc_base(size, align, lmb_end_of_DRAM());
 
 	if (!ret)
 		panic("numa.c: cannot allocate %lu bytes on node %d",
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c
index 82e4951..91d25fb 100644
--- a/arch/powerpc/mm/stab.c
+++ b/arch/powerpc/mm/stab.c
@@ -247,10 +247,6 @@
 
 		newstab = lmb_alloc_base(HW_PAGE_SIZE, HW_PAGE_SIZE,
 					 1<<SID_SHIFT);
-		if (! newstab)
-			panic("Unable to allocate segment table for CPU %d.\n",
-			      cpu);
-
 		newstab = (unsigned long)__va(newstab);
 
 		memset((void *)newstab, 0, HW_PAGE_SIZE);
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 977de9d..929ad23 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -194,8 +194,6 @@
 	 * prefetching into invalid pages and corrupting data
 	 */
 	tmp = lmb_alloc(DART_PAGE_SIZE, DART_PAGE_SIZE);
-	if (!tmp)
-		panic("DART: Cannot allocate spare page!");
 	dart_emptyval = DARTMAP_VALID | ((tmp >> DART_PAGE_SHIFT) &
 					 DARTMAP_RPNMASK);