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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-10-11 15:37:39 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-18 21:16:51 +0300 |
| commit | 82012f8f4926d33df5a8c670d9c1211a395560dc (patch) | |
| tree | 6c3fff26ec296833d8df26a6b794626f98cc3489 | |
| parent | 64b913c6d40a8f90e72d2a0b63cf0d5db66f8925 (diff) | |
| download | linux-82012f8f4926d33df5a8c670d9c1211a395560dc.tar.xz | |
usb: gadget: hid: fix error code in do_config()
[ Upstream commit 68e7c510fdf4f6167404609da52e1979165649f6 ]
Return an error code if usb_get_function() fails. Don't return success.
Fixes: 4bc8a33f2407 ("usb: gadget: hid: convert to new interface of f_hid")
Acked-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20211011123739.GC15188@kili
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/usb/gadget/legacy/hid.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/gadget/legacy/hid.c b/drivers/usb/gadget/legacy/hid.c index 5b27d289443f..3912cc805f3a 100644 --- a/drivers/usb/gadget/legacy/hid.c +++ b/drivers/usb/gadget/legacy/hid.c @@ -99,8 +99,10 @@ static int do_config(struct usb_configuration *c) list_for_each_entry(e, &hidg_func_list, node) { e->f = usb_get_function(e->fi); - if (IS_ERR(e->f)) + if (IS_ERR(e->f)) { + status = PTR_ERR(e->f); goto put; + } status = usb_add_function(c, e->f); if (status < 0) { usb_put_function(e->f); |