[PATCH 3/5] ARM: imx31: add missing of_node_put()

[Dario Binacchi]

In mx31_read_cpu_rev(), of_find_compatible_node() returns a node pointer
with refcount incremented. Use of_node_put() on it when done.

Fixes: 3172225d45bd9 ("ARM: imx31: Retrieve the IIM base address from devicetree")
Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx>
---

 arch/arm/mach-imx/cpu-imx31.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/mach-imx/cpu-imx31.c b/arch/arm/mach-imx/cpu-imx31.c
index b9c24b851d1a..35c544924e50 100644
--- a/arch/arm/mach-imx/cpu-imx31.c
+++ b/arch/arm/mach-imx/cpu-imx31.c
@@ -39,6 +39,7 @@ static int mx31_read_cpu_rev(void)
 
 	np = of_find_compatible_node(NULL, NULL, "fsl,imx31-iim");
 	iim_base = of_iomap(np, 0);
+	of_node_put(np);
 	BUG_ON(!iim_base);
 
 	/* read SREV register from IIM module */
-- 
2.32.0