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authorMaximilian Brune <maximilian.brune@9elements.com>2024-06-13 20:58:26 +0200
committerFelix Held <felix-coreboot@felixheld.de>2024-08-08 08:08:40 +0000
commit1ce1b58b0153c1fc6f8cdc10b33fc0e906a42ea3 (patch)
treefadb397962823f2816b036717cba4280a204169e /src
parentc6173d1fe4d0804d27a36117cc612a523f1fe480 (diff)
commonlib/device_tree.c: Remove incorrect warning
Currently a warning is printed even if the maximum amount of nodes is not exceeded. Remove the warning, since in most cases the maximum amount of nodes for a given prefix is usually well known. For example the /cpu nodes always have a maximum of CONFIG_MAX_CPUS. One may also just want to read the first X amount of nodes matching a given prefix. Signed-off-by: Maximilian Brune <maximilian.brune@9elements.com> Change-Id: Ic1111e8acb72ea1e9159da0d8386f40cbbdbc63f Reviewed-on: https://review.coreboot.org/c/coreboot/+/83085 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'src')
-rw-r--r--src/commonlib/device_tree.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/src/commonlib/device_tree.c b/src/commonlib/device_tree.c
index a8a64ecbbe..cb7a596bc5 100644
--- a/src/commonlib/device_tree.c
+++ b/src/commonlib/device_tree.c
@@ -414,18 +414,14 @@ size_t fdt_find_subnodes_by_prefix(const void *blob, u32 node_offset, const char
// walk all children nodes of offset
while ((size = fdt_next_node_name(blob, offset, &node_name))) {
- if (count_results >= results_len) {
- printk(BIOS_WARNING,
- "%s: results_len (%zd) smaller than count_results (%zd)\n",
- __func__, results_len, count_results);
+ // check if there is space left in the results array
+ if (count_results >= results_len)
break;
- }
if (!strncmp(prefix, node_name, prefix_len)) {
// we found a node that matches the prefix
results[count_results++] = offset;
}
-
// node does not match the prefix. skip current node
offset += fdt_skip_node(blob, offset);
}