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SubjectRe: [PATCH] nfx: llcp: fix possible use of uninitialized variable in nfc_llcp_send_connect()
From
On 14/05/2023 10:29, Simon Horman wrote:
> On Sat, May 13, 2023 at 01:51:12PM +0200, Krzysztof Kozlowski wrote:
>> On 13/05/2023 13:49, Krzysztof Kozlowski wrote:
>>> If sock->service_name is NULL, the local variable
>>> service_name_tlv_length will not be assigned by nfc_llcp_build_tlv(),
>>> later leading to using value frmo the stack. Smatch warning:
>>>
>>> net/nfc/llcp_commands.c:442 nfc_llcp_send_connect() error: uninitialized symbol 'service_name_tlv_length'.
>>
>> Eh, typo in subject prefix. V2 in shortly...
>
> Also, s/frmo/from/
>
> And please consider moving local variables towards reverse xmas tree -
> longest line to shortest - order for networking code.

They were not ordered in the first place, so you prefer me to re-shuffle
all of them (a bit independent change)?

Best regards,
Krzysztof

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