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authorAndrzej Pietrasiewicz <andrzej.p@samsung.com>2014-10-16 13:33:25 +0200
committerFelipe Balbi <balbi@ti.com>2014-11-05 13:36:02 -0600
commit6e58ed578e2c65442b7a02deecc96e482c701654 (patch)
treeffe84c23114f7c6829a0bb8f64d37ce9b1cf8bca /drivers
parentcb0a59f541337e646fcea15628eb46866fedb8a3 (diff)
usb: gadget: f_midi: enable use of the index parameter
The soundcard index to use for the ALSA device creation is passed as a parameter to f_midi_bind_config(), but is assigned to midi->index only after the call to f_midi_register_card(midi). So no matter what is passed to f_midi_bind_config(), the actual index for snd_card_new() is always 0. This probably works ok if at the moment of f_midi's bind there are no other snd_cards, but if there are, it is not possible to bind f_midi. This patch moves the assignment to a place before the call to f_midi_register_card(midi). Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/gadget/function/f_midi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index 807b31c0edc3..bf329578c957 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -954,6 +954,7 @@ int __init f_midi_bind_config(struct usb_configuration *c,
/* set up ALSA midi devices */
midi->in_ports = in_ports;
midi->out_ports = out_ports;
+ midi->index = index;
status = f_midi_register_card(midi);
if (status < 0)
goto setup_fail;
@@ -966,7 +967,6 @@ int __init f_midi_bind_config(struct usb_configuration *c,
midi->func.disable = f_midi_disable;
midi->id = kstrdup(id, GFP_KERNEL);
- midi->index = index;
midi->buflen = buflen;
midi->qlen = qlen;