strspn() returns a size_t value.

The function is called in several places and in all places this value is
stored in a size_t variable except in check_node_name_chars_strict().

Fix the variable type used in check_node_name_chars_strict().

Signed-off-by: Herve Codina <herve.codina@bootlin.com>
---
  checks.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/checks.c b/checks.c
index 5d09216..041e565 100644
--- a/checks.c
+++ b/checks.c

@@ -324,7 +324,7 @@ ERROR(node_name_chars, check_node_name_chars, NODECHARS);
  static void check_node_name_chars_strict(struct check *c, struct dt_info *dti,
  					 struct node *node)
  {
-	int n = strspn(node->name, c->data);
+	size_t n = strspn(node->name, c->data);
  
  	if (n < node->basenamelen)
  		FAIL(c, dti, node, "Character '%c' not recommended in node name",