[PATCH 3/5] usb: gadget: f_mass_storage: Prevent NULL pointer dereference

[Roger Quadros]

Prevent a NULL pointer dereference in fsg_config_from_params() if
'file' parameter is not specified.

Signed-off-by: Roger Quadros <roger.quadros@xxxxxxxxx>
---
 drivers/usb/gadget/f_mass_storage.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index 5d7de93..f6bd001 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -3177,7 +3177,7 @@ fsg_config_from_params(struct fsg_config *cfg,
 		lun->removable = /* Removable by default */
 			params->removable_count <= i || params->removable[i];
 		lun->filename =
-			params->file_count > i && params->file[i][0]
+			params->file_count > i && params->file[i]
 			? params->file[i]
 			: 0;
 	}
-- 
1.6.0.4

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