crypto: omap-sham - potential Oops on error in probe

This if statement is reversed so we end up either leaking or Oopsing on
error.

Fixes: dbe24620 ('crypto: omap-sham - Use dma_request_chan() for requesting DMA channel')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/omap-sham.c

@@ -1986,7 +1986,7 @@ static int omap_sham_probe(struct platform_device *pdev)
 					&dd->pdata->algs_info[i].algs_list[j]);
 err_pm:
 	pm_runtime_disable(dev);
-	if (dd->polling_mode)
+	if (!dd->polling_mode)
 		dma_release_channel(dd->dma_lch);
 data_err:
 	dev_err(dev, "initialization failed.\n");