[PATCH] mmc: debugfs: add description for module parameter

[Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>]

Make it obvious what this is for.

Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
 drivers/mmc/core/debugfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 9ec84c86c46a..3fdbc801e64a 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -26,6 +26,7 @@
 static DECLARE_FAULT_ATTR(fail_default_attr);
 static char *fail_request;
 module_param(fail_request, charp, 0);
+MODULE_PARM_DESC(fail_request, "default fault injection attributes");
 
 #endif /* CONFIG_FAIL_MMC_REQUEST */
 
-- 
2.30.2