From: Antonio Quartulli Date: Fri, 10 May 2024 23:22:02 +0000 (+0200) Subject: ynl: ensure exact-len value is resolved X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ec8c25746e3232634f7842755a0c4bc08def6a49;p=linux.git ynl: ensure exact-len value is resolved For type String and Binary we are currently usinig the exact-len limit value as is without attempting any name resolution. However, the spec may specify the name of a constant rather than an actual value, which would result in using the constant name as is and thus break the policy. Ensure the limit value is passed to get_limit(), which will always attempt resolving the name before printing the policy rule. Signed-off-by: Antonio Quartulli Link: https://lore.kernel.org/r/20240510232202.24051-1-a@unstable.cc Signed-off-by: Jakub Kicinski --- diff --git a/tools/net/ynl/ynl-gen-c.py b/tools/net/ynl/ynl-gen-c.py index c0b90c104d92d..a42d62b23ee00 100755 --- a/tools/net/ynl/ynl-gen-c.py +++ b/tools/net/ynl/ynl-gen-c.py @@ -413,7 +413,7 @@ class TypeString(Type): def _attr_policy(self, policy): if 'exact-len' in self.checks: - mem = 'NLA_POLICY_EXACT_LEN(' + str(self.checks['exact-len']) + ')' + mem = 'NLA_POLICY_EXACT_LEN(' + str(self.get_limit('exact-len')) + ')' else: mem = '{ .type = ' + policy if 'max-len' in self.checks: @@ -465,7 +465,7 @@ class TypeBinary(Type): def _attr_policy(self, policy): if 'exact-len' in self.checks: - mem = 'NLA_POLICY_EXACT_LEN(' + str(self.checks['exact-len']) + ')' + mem = 'NLA_POLICY_EXACT_LEN(' + str(self.get_limit('exact-len')) + ')' else: mem = '{ ' if len(self.checks) == 1 and 'min-len' in self.checks: