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-rw-r--r--drivers/mmc/core/sdio_bus.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index f09040bf5484..51e23f502108 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -26,6 +26,8 @@
#include "sdio_cis.h"
#include "sdio_bus.h"
+#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv)
+
/* show configuration fields */
#define sdio_config_attr(field, format_string) \
static ssize_t \