diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-07 12:20:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-12-07 12:20:51 +0300 |
| commit | 93837812a5dcde17224ad20cf2ad7be1e94482bb (patch) | |
| tree | e4755fac9912bbff19f2df21a89600dbdfe71870 /drivers/usb/gadget/function/f_fs.c | |
| parent | e3541d5de544da54a1770e9c82c55f2a6f6b3b67 (diff) | |
| parent | 0477e92881850d44910a7e94fc2c46f96faa131f (diff) | |
| download | linux-93837812a5dcde17224ad20cf2ad7be1e94482bb.tar.xz | |
Merge 5.10-rc7 into usb-next
We want the USB fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/function/f_fs.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_fs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 7f9c4e35d3db..8f5ceacdc5f1 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -1326,7 +1326,7 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code, case FUNCTIONFS_ENDPOINT_DESC: { int desc_idx; - struct usb_endpoint_descriptor *desc; + struct usb_endpoint_descriptor desc1, *desc; switch (epfile->ffs->gadget->speed) { case USB_SPEED_SUPER: @@ -1338,10 +1338,12 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code, default: desc_idx = 0; } + desc = epfile->ep->descs[desc_idx]; + memcpy(&desc1, desc, desc->bLength); spin_unlock_irq(&epfile->ffs->eps_lock); - ret = copy_to_user((void __user *)value, desc, desc->bLength); + ret = copy_to_user((void __user *)value, &desc1, desc1.bLength); if (ret) ret = -EFAULT; return ret; |