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authorIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-17 14:38:38 +0200
committerIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-17 14:38:38 +0200
commit8bb9d758833ea1d0622277981b5225980ba0a42d (patch)
tree2281499b2970e563f522db7ebc9d03bebfda4bfa /drivers/net/ethernet/freescale/fman/fman_port.c
parent0316046d152a1817bd0b4faff8e34c212a936a5e (diff)
parent3b59d4725be760cd276094079b4fbe7bd44e1464 (diff)
Merge branch 'toradex_5.4-2.1.x-imx' into HEAD
Diffstat (limited to 'drivers/net/ethernet/freescale/fman/fman_port.c')
-rw-r--r--drivers/net/ethernet/freescale/fman/fman_port.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c
index bd76c9730692..5ef39a36842f 100644
--- a/drivers/net/ethernet/freescale/fman/fman_port.c
+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
@@ -1770,6 +1770,7 @@ static int fman_port_probe(struct platform_device *of_dev)
struct fman_port *port;
struct fman *fman;
struct device_node *fm_node, *port_node;
+ struct platform_device *fm_pdev;
struct resource res;
struct resource *dev_res;
u32 val;
@@ -1794,8 +1795,14 @@ static int fman_port_probe(struct platform_device *of_dev)
goto return_err;
}
- fman = dev_get_drvdata(&of_find_device_by_node(fm_node)->dev);
+ fm_pdev = of_find_device_by_node(fm_node);
of_node_put(fm_node);
+ if (!fm_pdev) {
+ err = -EINVAL;
+ goto return_err;
+ }
+
+ fman = dev_get_drvdata(&fm_pdev->dev);
if (!fman) {
err = -EINVAL;
goto return_err;