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Re: [PATCH] b43: fix memory leak

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Michael Büsch <m@xxxxxxx> writes:

> On Thu, 18 Feb 2016 18:04:36 +0530
> Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx> wrote:
>
>> From: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
>> 
>> On error we jumped to the label bcma_out and returned the error code but
>> we missed freeing dev.
>> 
>> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
>> ---
>>  drivers/net/wireless/broadcom/b43/main.c | 1 +
>>  1 file changed, 1 insertion(+)
>> 
>> diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c
>> index c279211..78f670a 100644
>> --- a/drivers/net/wireless/broadcom/b43/main.c
>> +++ b/drivers/net/wireless/broadcom/b43/main.c
>> @@ -5671,6 +5671,7 @@ static int b43_bcma_probe(struct bcma_device *core)
>>  	wl = b43_wireless_init(dev);
>>  	if (IS_ERR(wl)) {
>>  		err = PTR_ERR(wl);
>> +		kfree(dev);
>>  		goto bcma_out;
>>  	}
>>  
>
> We recently had a patch that fixes this, among more leaks. Subject:
> [PATCH v2 resend] b43: Fix memory leaks in b43_bus_dev_ssb_init and
> b43_bus_dev_bcma_init
>
> Please test that patch instead, so we can finally apply it.
>
> It needs to be tested on both ssb and bcma. Come on. This isn't too
> hard. :) Please somebody with any hardware test it. (I currently don't
> have any b43 hardware)

And the patch can be downloaded from patchwork:

https://patchwork.kernel.org/patch/8049041/

-- 
Kalle Valo
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