Re: [PATCH ] attrib: Fix condition check for attr delete

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Hi Bharat,

On Fri, Feb 13, 2015 at 2:32 PM, Bharat Bhusan Panda
<bharat.panda@xxxxxxxxxxx> wrote:
> Ping
>
>> -----Original Message-----
>> From: linux-bluetooth-owner@xxxxxxxxxxxxxxx [mailto:linux-bluetooth-
>> owner@xxxxxxxxxxxxxxx] On Behalf Of Bharat Panda
>> Sent: Tuesday, September 23, 2014 5:49 PM
>> To: linux-bluetooth@xxxxxxxxxxxxxxx
>> Cc: cpgs@xxxxxxxxxxx; Bharat Panda
>> Subject: [PATCH ] attrib: Fix condition check for attr delete
>>
>> Checks handle value for non-zero as well as >= 0xffff, to avoid infinite
> loop
>> and deletion of unspecified attrib handles.
>> ---
>>  attrib/gatt-service.c | 7 ++++++-
>>  1 file changed, 6 insertions(+), 1 deletion(-)
>>
>> diff --git a/attrib/gatt-service.c b/attrib/gatt-service.c index
> 874552b..bcf360e
>> 100644
>> --- a/attrib/gatt-service.c
>> +++ b/attrib/gatt-service.c
>> @@ -295,7 +295,12 @@ static void service_attr_del(struct btd_adapter
>> *adapter, uint16_t start_handle,  {
>>       uint16_t handle;
>>
>> -     for (handle = start_handle; handle <= end_handle; handle++)
>> +     /* For a 128-bit category primary service below handle should be
>> checked
>> +      * for both non-zero as well as >= 0xffff. As on last iteration the
>> handle
>> +      * will turn to 0 from 0xffff and loop will be infinite.
>> +      */
>> +
>> +     for (handle = start_handle; (handle != 0 && handle <= end_handle);
>> +handle++)
>>               if (attrib_db_del(adapter, handle) < 0)
>>                       error("Can't delete handle 0x%04x", handle);  }
>> --
>> 1.9.1
>>
>> --
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Applied after fixing the coding style, thanks.


-- 
Luiz Augusto von Dentz
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