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Diffstat (limited to 'crypto/fips.c')
-rw-r--r--crypto/fips.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/crypto/fips.c b/crypto/fips.c
index 0f65df997bfe..9d627c1cf8bc 100644
--- a/crypto/fips.c
+++ b/crypto/fips.c
@@ -13,7 +13,9 @@
#include <linux/export.h>
#include <linux/fips.h>
#include <linux/init.h>
+#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/sysctl.h>
int fips_enabled;
EXPORT_SYMBOL_GPL(fips_enabled);
@@ -28,3 +30,49 @@ static int fips_enable(char *str)
}
__setup("fips=", fips_enable);
+
+static struct ctl_table crypto_sysctl_table[] = {
+ {
+ .procname = "fips_enabled",
+ .data = &fips_enabled,
+ .maxlen = sizeof(int),
+ .mode = 0444,
+ .proc_handler = proc_dointvec
+ },
+ {}
+};
+
+static struct ctl_table crypto_dir_table[] = {
+ {
+ .procname = "crypto",
+ .mode = 0555,
+ .child = crypto_sysctl_table
+ },
+ {}
+};
+
+static struct ctl_table_header *crypto_sysctls;
+
+static void crypto_proc_fips_init(void)
+{
+ crypto_sysctls = register_sysctl_table(crypto_dir_table);
+}
+
+static void crypto_proc_fips_exit(void)
+{
+ unregister_sysctl_table(crypto_sysctls);
+}
+
+static int __init fips_init(void)
+{
+ crypto_proc_fips_init();
+ return 0;
+}
+
+static void __exit fips_exit(void)
+{
+ crypto_proc_fips_exit();
+}
+
+module_init(fips_init);
+module_exit(fips_exit);