integrity: digital signature config option name change

Similar to SIGNATURE, rename INTEGRITY_DIGSIG to INTEGRITY_SIGNATURE.
Signed-off-by: NDmitry Kasatkin <dmitry.kasatkin@intel.com>
Signed-off-by: NJames Morris <jmorris@namei.org>

security/integrity/Kconfig

@@ -3,7 +3,7 @@ config INTEGRITY
 	def_bool y
 	depends on IMA || EVM
 
-config INTEGRITY_DIGSIG
+config INTEGRITY_SIGNATURE
 	boolean "Digital signature verification using multiple keyrings"
 	depends on INTEGRITY && KEYS
 	default n

security/integrity/Makefile

@@ -3,7 +3,7 @@
 #
 
 obj-$(CONFIG_INTEGRITY) += integrity.o
-obj-$(CONFIG_INTEGRITY_DIGSIG) += digsig.o
+obj-$(CONFIG_INTEGRITY_SIGNATURE) += digsig.o
 
 integrity-y := iint.o
 

security/integrity/integrity.h

@@ -51,7 +51,7 @@ struct integrity_iint_cache *integrity_iint_find(struct inode *inode);
 #define INTEGRITY_KEYRING_IMA		2
 #define INTEGRITY_KEYRING_MAX		3
 
-#ifdef CONFIG_INTEGRITY_DIGSIG
+#ifdef CONFIG_INTEGRITY_SIGNATURE
 
 int integrity_digsig_verify(const unsigned int id, const char *sig, int siglen,
 					const char *digest, int digestlen);
@@ -65,7 +65,7 @@ static inline int integrity_digsig_verify(const unsigned int id,
 	return -EOPNOTSUPP;
 }
 
-#endif /* CONFIG_INTEGRITY_DIGSIG */
+#endif /* CONFIG_INTEGRITY_SIGNATURE */
 
 /* set during initialization */
 extern int iint_initialized;