fsg_common_set_num_buffers() may fail due to ENOMEM. So add
error handling for fail case.
Acked-by: Alan Stern <st...@rowland.harvard.edu>
Acked-by: Michal Nazarewicz <min...@mina86.com>
Signed-off-by: Jaejoong Kim <climbbb....@gmail.com>
---
Changes in V2:
Add Acked-by
drivers/usb/gadget/function/f_mass_storage.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/function/f_mass_storage.c
b/drivers/usb/gadget/function/f_mass_storage.c
index acecd13..1b580eb 100644
--- a/drivers/usb/gadget/function/f_mass_storage.c
+++ b/drivers/usb/gadget/function/f_mass_storage.c
@@ -3308,7 +3308,9 @@ static ssize_t fsg_opts_num_buffers_store(struct
config_item *item,
if (ret)
goto end;
- fsg_common_set_num_buffers(opts->common, num);
+ ret = fsg_common_set_num_buffers(opts->common, num);
+ if (ret)
+ goto end;
ret = len;
end:
--
2.7.4
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