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drivers/block/DAC960: fix -Wuninitialized warning 

Set CommandMailbox with memset before use it. Fix for:

drivers/block/DAC960.c: In function ‘DAC960_V1_EnableMemoryMailboxInterface’:
arch/x86/include/asm/io.h:61:1: warning: ‘CommandMailbox.Bytes[12]’
 may be used uninitialized in this function [-Wuninitialized]
drivers/block/DAC960.c:1175:30: note: ‘CommandMailbox.Bytes[12]’
 was declared here

Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
hifive-unleashed-5.1
Danny Kukawka 2012-03-02 10:48:35 +01:00 committed by Jens Axboe
parent bca505f109
commit cecd353a02
1 changed files with 2 additions and 1 deletions
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3
drivers/block/DAC960.c
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@ -1177,7 +1177,8 @@ static bool DAC960_V1_EnableMemoryMailboxInterface(DAC960_Controller_T
int TimeoutCounter;
int i;
memset(&CommandMailbox, 0, sizeof(DAC960_V1_CommandMailbox_T));
if (pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(32)))
return DAC960_Failure(Controller, "DMA mask out of range");
Controller->BounceBufferLimit = DMA_BIT_MASK(32);