summaryrefslogtreecommitdiff
path: root/arch/arm/plat-mxc/iram.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/plat-mxc/iram.c')
-rw-r--r--arch/arm/plat-mxc/iram.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/iram.c b/arch/arm/plat-mxc/iram.c
index 3d2a391bd2d1..c63b0a2a9a10 100644
--- a/arch/arm/plat-mxc/iram.c
+++ b/arch/arm/plat-mxc/iram.c
@@ -36,6 +36,11 @@ void *iram_alloc(unsigned int size, unsigned long *dma_addr)
*dma_addr = gen_pool_alloc(iram_pool, size);
pr_debug("iram alloc - %dB@0x%p\n", size, (void *)*dma_addr);
+
+ WARN_ON(!*dma_addr);
+ if (!*dma_addr)
+ return NULL;
+
return iram_phys_to_virt(*dma_addr);
}
EXPORT_SYMBOL(iram_alloc);