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dmaengine: ti: k3-udma: Fix BCDMA for case w/o BCHAN 

Reusing loop iterator fails if BCHAN is not present as iterator is
uninitialized

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Link: https://lore.kernel.org/r/20221213164304.1126945-3-vigneshr@ti.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Vignesh Raghavendra 2022-12-13 22:13:01 +05:30 committed by Vinod Koul
parent 5861714921
commit 4c7f3ca174
1 changed files with 3 additions and 0 deletions
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3
drivers/dma/ti/k3-udma.c
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@ -4774,7 +4774,10 @@ static int bcdma_setup_resources(struct udma_dev *ud)
irq_res.desc[i].num = rm_res->desc[i].num;
}
}
} else {
i = 0;
}
if (ud->tchan_cnt) {
rm_res = tisci_rm->rm_ranges[RM_RANGE_TCHAN];
if (IS_ERR(rm_res)) {