1 files changed, 3 insertions, 0 deletions

diff --git a/arch/powerpc/sysdev/msi_bitmap.c b/arch/powerpc/sysdev/msi_bitmap.c
index d45450f6666a..51a679a1c403 100644
--- a/arch/powerpc/sysdev/msi_bitmap.c
+++ b/arch/powerpc/sysdev/msi_bitmap.c
@@ -129,6 +129,9 @@ int __ref msi_bitmap_alloc(struct msi_bitmap *bmp, unsigned int irq_count,
                 bmp->bitmap = kzalloc(size, GFP_KERNEL);
         else {
                 bmp->bitmap = memblock_alloc(size, SMP_CACHE_BYTES);
+                if (!bmp->bitmap)
+                        panic("%s: Failed to allocate %u bytes\n", __func__,
+                              size);
                 /* the bitmap won't be freed from memblock allocator */
                 kmemleak_not_leak(bmp->bitmap);
         }