Messages in this thread Patch in this message | | | From | Miaoqian Lin <> | Subject | [PATCH] ARM: imx35: Fix refcount leak in mx35_read_cpu_rev | Date | Thu, 21 Apr 2022 19:03:44 +0800 |
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The of_find_compatible_node() function returns a node pointer with refcount incremented, We should use of_node_put() on it when done Add the missing of_node_put() to release the refcount.
Fixes: f68ea682d1da ("ARM: imx35: Retrieve the IIM base address from devicetree") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- arch/arm/mach-imx/cpu-imx35.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/mach-imx/cpu-imx35.c b/arch/arm/mach-imx/cpu-imx35.c index 80e7d8ab9f1b..3ae4a3dc44fb 100644 --- a/arch/arm/mach-imx/cpu-imx35.c +++ b/arch/arm/mach-imx/cpu-imx35.c @@ -22,6 +22,7 @@ static int mx35_read_cpu_rev(void) np = of_find_compatible_node(NULL, NULL, "fsl,imx35-iim"); iim_base = of_iomap(np, 0); BUG_ON(!iim_base); + of_node_put(np); rev = imx_readl(iim_base + MXC_IIMSREV); switch (rev) { -- 2.17.1
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