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hid: hid-logitech-hidpp: avoid unnecessary assignments in hidpp_connect_event

Message ID 20220812025515.19467-1-hbh25y@gmail.com
State Accepted
Commit 98d67f250472cdd0f8d083830be3ec9dbb0c65a8
Headers show
Series hid: hid-logitech-hidpp: avoid unnecessary assignments in hidpp_connect_event | expand

Commit Message

Hangyu Hua Aug. 12, 2022, 2:55 a.m. UTC
hidpp->delayed_input can't be assigned to an object that already call
input_free_device when input_register_device fails.

Fixes: c39e3d5fc9dd ("HID: logitech-hidpp: late bind the input device on wireless connection")
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
---
 drivers/hid/hid-logitech-hidpp.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

Comments

Hangyu Hua Sept. 6, 2022, 7:57 a.m. UTC | #1
On 12/8/2022 10:55, Hangyu Hua wrote:
> hidpp->delayed_input can't be assigned to an object that already call
> input_free_device when input_register_device fails.
> 
> Fixes: c39e3d5fc9dd ("HID: logitech-hidpp: late bind the input device on wireless connection")
> Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
> ---
>   drivers/hid/hid-logitech-hidpp.c | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
> index 68f9e9d207f4..c3602bf8f9b9 100644
> --- a/drivers/hid/hid-logitech-hidpp.c
> +++ b/drivers/hid/hid-logitech-hidpp.c
> @@ -3959,8 +3959,10 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
>   	hidpp_populate_input(hidpp, input);
>   
>   	ret = input_register_device(input);
> -	if (ret)
> +	if (ret) {
>   		input_free_device(input);
> +		return;
> +	}
>   
>   	hidpp->delayed_input = input;
>   }
Gentel ping.
Benjamin Tissoires Sept. 20, 2022, 1:36 p.m. UTC | #2
On Tue, Sep 6, 2022 at 9:57 AM Hangyu Hua <hbh25y@gmail.com> wrote:
>
> On 12/8/2022 10:55, Hangyu Hua wrote:
> > hidpp->delayed_input can't be assigned to an object that already call
> > input_free_device when input_register_device fails.
> >
> > Fixes: c39e3d5fc9dd ("HID: logitech-hidpp: late bind the input device on wireless connection")
> > Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
> > ---
> >   drivers/hid/hid-logitech-hidpp.c | 4 +++-
> >   1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
> > index 68f9e9d207f4..c3602bf8f9b9 100644
> > --- a/drivers/hid/hid-logitech-hidpp.c
> > +++ b/drivers/hid/hid-logitech-hidpp.c
> > @@ -3959,8 +3959,10 @@ static void hidpp_connect_event(struct hidpp_device *hidpp)
> >       hidpp_populate_input(hidpp, input);
> >
> >       ret = input_register_device(input);
> > -     if (ret)
> > +     if (ret) {
> >               input_free_device(input);
> > +             return;
> > +     }
> >
> >       hidpp->delayed_input = input;
> >   }
> Gentel ping.
>

Applied to for-6.1/logitech in hid.git

Sorry for the delay

Cheers,
Benjamin
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Patch

diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 68f9e9d207f4..c3602bf8f9b9 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -3959,8 +3959,10 @@  static void hidpp_connect_event(struct hidpp_device *hidpp)
 	hidpp_populate_input(hidpp, input);
 
 	ret = input_register_device(input);
-	if (ret)
+	if (ret) {
 		input_free_device(input);
+		return;
+	}
 
 	hidpp->delayed_input = input;
 }