dma: imx-dma: fix imxdma_probe error path

otherwise, i will be -1 inside the latest iteration of the while loop.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index f629e4961af5..e53d438142bb 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -379,7 +379,7 @@ static int __init imxdma_probe(struct platform_device *pdev)
         return 0;
 
 err_init:
-        while (i-- >= 0) {
+        while (--i >= 0) {
                 struct imxdma_channel *imxdmac = &imxdma->channel[i];
                 imx_dma_free(imxdmac->imxdma_channel);
         }