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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-07 09:03:39 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-07 09:03:39 -0700
commit61906313bd41cde2f9aaa14e461e6108d3e71aaa (patch)
treec84805a9c67e3baf9e5acf13a3f55f7058a9131f /drivers/usb/class
parent3aa2ae74ba630ec9b98736d64aea8e4cb490861d (diff)
parentd48b97b403d23f6df0b990cee652bdf9a52337a3 (diff)
downloadop-kernel-dev-61906313bd41cde2f9aaa14e461e6108d3e71aaa.zip
op-kernel-dev-61906313bd41cde2f9aaa14e461e6108d3e71aaa.tar.gz
Merge 3.4-rc6 into usb-next
This resolves the conflict with: drivers/usb/host/ehci-tegra.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/class')
-rw-r--r--drivers/usb/class/cdc-wdm.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index cd017a91..5d15165 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -157,8 +157,9 @@ static void wdm_out_callback(struct urb *urb)
spin_lock(&desc->iuspin);
desc->werr = urb->status;
spin_unlock(&desc->iuspin);
- clear_bit(WDM_IN_USE, &desc->flags);
kfree(desc->outbuf);
+ desc->outbuf = NULL;
+ clear_bit(WDM_IN_USE, &desc->flags);
wake_up(&desc->wait);
}
@@ -338,7 +339,7 @@ static ssize_t wdm_write
if (we < 0)
return -EIO;
- desc->outbuf = buf = kmalloc(count, GFP_KERNEL);
+ buf = kmalloc(count, GFP_KERNEL);
if (!buf) {
rv = -ENOMEM;
goto outnl;
@@ -408,10 +409,12 @@ static ssize_t wdm_write
req->wIndex = desc->inum;
req->wLength = cpu_to_le16(count);
set_bit(WDM_IN_USE, &desc->flags);
+ desc->outbuf = buf;
rv = usb_submit_urb(desc->command, GFP_KERNEL);
if (rv < 0) {
kfree(buf);
+ desc->outbuf = NULL;
clear_bit(WDM_IN_USE, &desc->flags);
dev_err(&desc->intf->dev, "Tx URB error: %d\n", rv);
rv = usb_translate_errors(rv);
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