diff options
Diffstat (limited to 'drivers/ide/ide-dma.c')
-rw-r--r-- | drivers/ide/ide-dma.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index a878f4734f81..12c11b71402e 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c | |||
@@ -138,14 +138,15 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq) | |||
138 | hwif->sg_dma_direction = DMA_TO_DEVICE; | 138 | hwif->sg_dma_direction = DMA_TO_DEVICE; |
139 | 139 | ||
140 | i = dma_map_sg(hwif->dev, sg, hwif->sg_nents, hwif->sg_dma_direction); | 140 | i = dma_map_sg(hwif->dev, sg, hwif->sg_nents, hwif->sg_dma_direction); |
141 | if (i) { | 141 | if (i == 0) |
142 | ide_map_sg(drive, rq); | ||
143 | else { | ||
142 | hwif->orig_sg_nents = hwif->sg_nents; | 144 | hwif->orig_sg_nents = hwif->sg_nents; |
143 | hwif->sg_nents = i; | 145 | hwif->sg_nents = i; |
144 | } | 146 | } |
145 | 147 | ||
146 | return i; | 148 | return i; |
147 | } | 149 | } |
148 | EXPORT_SYMBOL_GPL(ide_build_sglist); | ||
149 | 150 | ||
150 | /** | 151 | /** |
151 | * ide_destroy_dmatable - clean up DMA mapping | 152 | * ide_destroy_dmatable - clean up DMA mapping |