summaryrefslogtreecommitdiff
path: root/sound/usb/6fire/midi.c
diff options
context:
space:
mode:
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-09-09 16:05:37 (GMT)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-09-09 16:05:37 (GMT)
commit65320fcedaa7affd1736cd7aa51f5e70b5c7e7f2 (patch)
tree2fb1bdf8a1139262dd13fa671055c7517cb3fffb /sound/usb/6fire/midi.c
parentc3f31f6a6f68bcb51689c90733282ec263602a9d (diff)
parentd8dfad3876e4386666b759da3c833d62fb8b2267 (diff)
downloadlinux-fsl-qoriq-65320fcedaa7affd1736cd7aa51f5e70b5c7e7f2.tar.xz
Merge tag 'v3.11-rc7' into stable/for-linus-3.12
Linux 3.11-rc7 As we need the git commit 28817e9de4f039a1a8c1fe1df2fa2df524626b9e Author: Chuck Anderson <chuck.anderson@oracle.com> Date: Tue Aug 6 15:12:19 2013 -0700 xen/smp: initialize IPI vectors before marking CPU online * tag 'v3.11-rc7': (443 commits) Linux 3.11-rc7 ARC: [lib] strchr breakage in Big-endian configuration VFS: collect_mounts() should return an ERR_PTR bfs: iget_locked() doesn't return an ERR_PTR efs: iget_locked() doesn't return an ERR_PTR() proc: kill the extra proc_readfd_common()->dir_emit_dots() cope with potentially long ->d_dname() output for shmem/hugetlb usb: phy: fix build breakage USB: OHCI: add missing PCI PM callbacks to ohci-pci.c staging: comedi: bug-fix NULL pointer dereference on failed attach lib/lz4: correct the LZ4 license memcg: get rid of swapaccount leftovers nilfs2: fix issue with counting number of bio requests for BIO_EOPNOTSUPP error detection nilfs2: remove double bio_put() in nilfs_end_bio_write() for BIO_EOPNOTSUPP error drivers/platform/olpc/olpc-ec.c: initialise earlier ipv4: expose IPV4_DEVCONF ipv6: handle Redirect ICMP Message with no Redirected Header option be2net: fix disabling TX in be_close() Revert "ACPI / video: Always call acpi_video_init_brightness() on init" Revert "genetlink: fix family dump race" ... Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'sound/usb/6fire/midi.c')
-rw-r--r--sound/usb/6fire/midi.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/sound/usb/6fire/midi.c b/sound/usb/6fire/midi.c
index 2672242..f3dd726 100644
--- a/sound/usb/6fire/midi.c
+++ b/sound/usb/6fire/midi.c
@@ -19,6 +19,10 @@
#include "chip.h"
#include "comm.h"
+enum {
+ MIDI_BUFSIZE = 64
+};
+
static void usb6fire_midi_out_handler(struct urb *urb)
{
struct midi_runtime *rt = urb->context;
@@ -156,6 +160,12 @@ int usb6fire_midi_init(struct sfire_chip *chip)
if (!rt)
return -ENOMEM;
+ rt->out_buffer = kzalloc(MIDI_BUFSIZE, GFP_KERNEL);
+ if (!rt->out_buffer) {
+ kfree(rt);
+ return -ENOMEM;
+ }
+
rt->chip = chip;
rt->in_received = usb6fire_midi_in_received;
rt->out_buffer[0] = 0x80; /* 'send midi' command */
@@ -169,6 +179,7 @@ int usb6fire_midi_init(struct sfire_chip *chip)
ret = snd_rawmidi_new(chip->card, "6FireUSB", 0, 1, 1, &rt->instance);
if (ret < 0) {
+ kfree(rt->out_buffer);
kfree(rt);
snd_printk(KERN_ERR PREFIX "unable to create midi.\n");
return ret;
@@ -197,6 +208,9 @@ void usb6fire_midi_abort(struct sfire_chip *chip)
void usb6fire_midi_destroy(struct sfire_chip *chip)
{
- kfree(chip->midi);
+ struct midi_runtime *rt = chip->midi;
+
+ kfree(rt->out_buffer);
+ kfree(rt);
chip->midi = NULL;
}