diff options
| author | Michal Suchanek <hramrach@gmail.com> | 2016-06-26 23:11:58 +0300 |
|---|---|---|
| committer | Rob Herring <robh@kernel.org> | 2016-07-19 01:18:36 +0300 |
| commit | 5de3bbc8501b637eb753e4ee18a2cccb233cfe41 (patch) | |
| tree | f6f8d87b870a4ee352a58af517aa80cf5fdbe7a4 /drivers/of/resolver.c | |
| parent | 4b681efc027821ad601fc76b6cdb25e95575449f (diff) | |
| download | linux-5de3bbc8501b637eb753e4ee18a2cccb233cfe41.tar.xz | |
of: overlay: add resolver error prints
Applying overlay fails silently in case of an error. Add error prints.
Most notably the lack of symbols in the live tree is not reported.
Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'drivers/of/resolver.c')
| -rw-r--r-- | drivers/of/resolver.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c index 741461142984..46325d6394cf 100644 --- a/drivers/of/resolver.c +++ b/drivers/of/resolver.c @@ -315,6 +315,11 @@ int of_resolve_phandles(struct device_node *resolve) phandle phandle, phandle_delta; int err; + if (!resolve) + pr_err("%s: null node\n", __func__); + if (resolve && !of_node_check_flag(resolve, OF_DETACHED)) + pr_err("%s: node %s not detached\n", __func__, + resolve->full_name); /* the resolve node must exist, and be detached */ if (!resolve || !of_node_check_flag(resolve, OF_DETACHED)) return -EINVAL; @@ -371,6 +376,7 @@ int of_resolve_phandles(struct device_node *resolve) /* we need to fixup, but no root symbols... */ if (!root_sym) { + pr_err("%s: no symbols in root of device tree.\n", __func__); err = -EINVAL; goto out; } |