There are a few use cases where it is convenient to pass NULL to of_match_node() and have it fail gracefully. The patch adds a null check to the beginning so taht it does so.
Signed-off-by: Grant Likely <grant.lik...@secretlab.ca> --- drivers/of/base.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/of/base.c b/drivers/of/base.c index 710b53b..632ebae7 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -496,6 +496,9 @@ EXPORT_SYMBOL(of_find_node_with_property); const struct of_device_id *of_match_node(const struct of_device_id *matches, const struct device_node *node) { + if (!matches) + return NULL; + while (matches->name[0] || matches->type[0] || matches->compatible[0]) { int match = 1; if (matches->name[0]) _______________________________________________ devicetree-discuss mailing list devicetree-discuss@lists.ozlabs.org https://lists.ozlabs.org/listinfo/devicetree-discuss