of: Correct property name comparison in __of_add_property()

__of_add_property() compares property name by strcmp(), and that is
improper for SPARC which wants strcasecmp().

Fix by using dedicated property name comparison macro of_prop_cmp().

Signed-off-by: Zijun Hu <quic_zijuhu@quicinc.com>
Link: https://lore.kernel.org/r/20250224-of_bugfix-v1-3-03640ae8c3a6@quicinc.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

diff --git a/drivers/of/base.c b/drivers/of/base.c
index 001ff6ce4abf85c07f13649d5a9f691f549a8ccc..c810014957e81171675b63f25eaabe391cc903e4 100644 (file)
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1651,7 +1651,7 @@ int __of_add_property(struct device_node *np, struct property *prop)
        prop->next = NULL;
        next = &np->properties;
        while (*next) {
-               if (strcmp(prop->name, (*next)->name) == 0) {
+               if (of_prop_cmp(prop->name, (*next)->name) == 0) {
                        /* duplicate ! don't insert it */
                        rc = -EEXIST;
                        goto out_unlock;