diff options
Diffstat (limited to 'drivers/ide/icside.c')
| -rw-r--r-- | drivers/ide/icside.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c index 0cf47e6e9793..cf0522f937c1 100644 --- a/drivers/ide/icside.c +++ b/drivers/ide/icside.c @@ -326,6 +326,10 @@ static int icside_dma_setup(ide_drive_t *drive) BUG_ON(dma_channel_active(ec->dma)); hwif->sg_nents = ide_build_sglist(drive, rq); + if (hwif->sg_nents == 0) { + ide_map_sg(drive, rq); + return 1; + } /* * Ensure that we have the right interrupt routed. |