Re: [U-Boot] [PATCH] kconfig: Fix compiler warning in menu.c

[Hans de Goede]

Hi,

On 07/31/2014 10:10 PM, Jeroen Hofstee wrote:
> Hello Hans,
> 
> On 31-07-14 16:21, Hans de Goede wrote:
>> This fixes the following compiler warning:
>>
>> In file included from scripts/kconfig/zconf.tab.c:2537:0:
>> scripts/kconfig/menu.c: In function âget_symbol_strâ:
>> scripts/kconfig/menu.c:590:18: warning: âjumpâ may be used uninitialized in this function [-Wmaybe-uninitialized]
>>       jump->offset = strlen(r->s);
>>                    ^
>> In file included from scripts/kconfig/zconf.tab.c:2537:0:
>> scripts/kconfig/menu.c:551:19: note: âjumpâ was declared here
>>    struct jump_key *jump;
>>
>> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
>> ---
>>   scripts/kconfig/menu.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
>> index a26cc5d..584e0fc 100644
>> --- a/scripts/kconfig/menu.c
>> +++ b/scripts/kconfig/menu.c
>> @@ -548,7 +548,7 @@ static void get_prompt_str(struct gstr *r, struct property *prop,
>>   {
>>       int i, j;
>>       struct menu *submenu[8], *menu, *location = NULL;
>> -    struct jump_key *jump;
>> +    struct jump_key *jump = NULL;
>>         str_printf(r, _("Prompt: %s\n"), _(prop->text));
>>       menu = prop->menu->parent;
> 
> just curious, which compiler is this? Since it is a false positive.
> (and it could know)

[hans@shalem u-boot]$ rpm -q gcc
gcc-4.9.1-2.fc21.1.x86_64

Regards,

Hans
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