evm: mark evm_fixmode as __ro_after_init

The evm_fixmode is only configurable by command-line option and it is never
modified outside initcalls, so declaring it with __ro_after_init is better.

Signed-off-by: Austin Kim <[email protected]>
Cc: [email protected]
Signed-off-by: Mimi Zohar <[email protected]>

diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
index 1c8435dfabeeaf240d6dc819bcba11cd2cd0497b..08f907382c6187b6616b5211aa6fbb360aff24b0 100644 (file)
--- a/security/integrity/evm/evm_main.c
+++ b/security/integrity/evm/evm_main.c
@@ -78,7 +78,7 @@ static struct xattr_list evm_config_default_xattrnames[] = {
 
 LIST_HEAD(evm_config_xattrnames);
 
-static int evm_fixmode;
+static int evm_fixmode __ro_after_init;
 static int __init evm_set_fixmode(char *str)
 {
        if (strncmp(str, "fix", 3) == 0)