diff options
| author | Tero Kristo <t-kristo@ti.com> | 2021-06-11 11:45:08 +0300 |
|---|---|---|
| committer | Lokesh Vutla <lokeshvutla@ti.com> | 2021-06-11 14:04:52 +0300 |
| commit | 920ea5a7f8cd05810ede2fc5c0a51d75ae00d175 (patch) | |
| tree | 951774dcb8e1ba683a236b5007a34073644b6f5c /drivers/clk | |
| parent | 1a725e229096385b4fb8d59247584435779d0161 (diff) | |
| download | u-boot-920ea5a7f8cd05810ede2fc5c0a51d75ae00d175.tar.xz | |
clk: do not attempt to fetch clock pointer with null device
Bail out early if device returned for the parent clock is null.
This avoids warning prints like this when doing clk dump:
dev_get_uclass_priv: null device
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tero Kristo <kristo@kernel.org>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/clk-uclass.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index 53e7be764d..451d7da001 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -502,6 +502,8 @@ struct clk *clk_get_parent(struct clk *clk) return NULL; pdev = dev_get_parent(clk->dev); + if (!pdev) + return ERR_PTR(-ENODEV); pclk = dev_get_clk_ptr(pdev); if (!pclk) return ERR_PTR(-ENODEV); |