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staging: mt7621-mmc: Fix calculation typo in msdc_init_gpd_bd

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When refactoring the function msdc_init_gpd_bd, an error in the
calculation of the bd.next address was introduced. The offset has to
be added to the base address, not multiplied.

Fixes: 8f2395586c ("staging: mt7621-mmc: Refactor msdc_init_gpd_bd")
Reported-by: NeilBrown <neil@brown.name>
Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Tested-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Lütke-Stetzkamp 2018-04-25 08:43:18 +02:00 committed by Greg Kroah-Hartman
parent 2175b6157a
commit e396de684e
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/mt7621-mmc/sd.c
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@ -2505,7 +2505,7 @@ static void msdc_init_gpd_bd(struct msdc_host *host, struct msdc_dma *dma)
memset(bd, 0, sizeof(struct bd) * MAX_BD_NUM);
for (i = 0; i < (MAX_BD_NUM - 1); i++)
bd[i].next = (void *)(dma->bd_addr * sizeof(*bd) * (i + 1));
bd[i].next = (void *)(dma->bd_addr + sizeof(*bd) * (i + 1));
}
static int msdc_drv_probe(struct platform_device *pdev)