sh: dma: check return value of create_proc_read_entry()
create_proc_read_entry() may fail, if so return -ENOMEM.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/drivers/dma/dma-api.c b/arch/sh/drivers/dma/dma-api.c
index 4a27722..f46848f 100644
--- a/arch/sh/drivers/dma/dma-api.c
+++ b/arch/sh/drivers/dma/dma-api.c
@@ -412,8 +412,8 @@
static int __init dma_api_init(void)
{
printk(KERN_NOTICE "DMA: Registering DMA API.\n");
- create_proc_read_entry("dma", 0, 0, dma_read_proc, 0);
- return 0;
+ return create_proc_read_entry("dma", 0, 0, dma_read_proc, 0)
+ ? 0 : -ENOMEM;
}
subsys_initcall(dma_api_init);