[15/16] spi: dw_spi: don't treat NULL clk as an error

Commit Message

Jamie Iles Jan. 11, 2011, 12:43 p.m. UTC

None

Patch

diff --git a/drivers/spi/dw_spi_mmio.c b/drivers/spi/dw_spi_mmio.c
index db35bd9..2fa012c 100644
--- a/drivers/spi/dw_spi_mmio.c
+++ b/drivers/spi/dw_spi_mmio.c
@@ -9,6 +9,7 @@ 
  */
 
 #include <linux/clk.h>
+#include <linux/err.h>
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
@@ -68,8 +69,8 @@  static int __devinit dw_spi_mmio_probe(struct platform_device *pdev)
 	}
 
 	dwsmmio->clk = clk_get(&pdev->dev, NULL);
-	if (!dwsmmio->clk) {
-		ret = -ENODEV;
+	if (IS_ERR(dwsmmio->clk)) {
+		ret = PTR_ERR(dwsmmio->clk);
 		goto err_irq;
 	}
 	clk_enable(dwsmmio->clk);