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authorDaniel Vetter <daniel.vetter@ffwll.ch>2015-09-22 11:02:18 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-09-24 17:18:41 +0200
commit646db260b843d2f758559a5483174354c304acf8 (patch)
tree73cf06896311567e8fcb75730d4461fd689a3d3f /drivers/usb/gadget/function/f_fs.c
parentvga_switcheroo: Document _ALL_ the things! (diff)
parentLinux 4.3-rc2 (diff)
downloadlinux-646db260b843d2f758559a5483174354c304acf8.tar.xz
linux-646db260b843d2f758559a5483174354c304acf8.zip
Merge tag 'v4.3-rc2' into topic/drm-misc
Backmerge Linux 4.3-rc2 because of conflicts in the dp helper code between bugfixes and new code. Just adjacent lines really. On top of that there's a silent conflict in the new fsl-dcu driver merged into 4.3 and commit 844f9111f6f54f88eb2f0fac121b82ce77193866 Author: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Date: Wed Sep 2 10:42:40 2015 +0200 drm/atomic: Make prepare_fb/cleanup_fb only take state, v3. which Thierry Reding spotted and provided a fixup for. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/usb/gadget/function/f_fs.c')
-rw-r--r--drivers/usb/gadget/function/f_fs.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 6e7be91e6097..adc6d52efa46 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2897,11 +2897,17 @@ static int ffs_func_bind(struct usb_configuration *c,
struct usb_function *f)
{
struct f_fs_opts *ffs_opts = ffs_do_functionfs_bind(f, c);
+ struct ffs_function *func = ffs_func_from_usb(f);
+ int ret;
if (IS_ERR(ffs_opts))
return PTR_ERR(ffs_opts);
- return _ffs_func_bind(c, f);
+ ret = _ffs_func_bind(c, f);
+ if (ret && !--ffs_opts->refcnt)
+ functionfs_unbind(func->ffs);
+
+ return ret;
}