ima: rename ima_must_appraise_or_measure

When AUDIT action support is added to the IMA,
ima_must_appraise_or_measure() does not reflect the real meaning anymore.
Rename it to ima_get_action().

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index df65212..60b047e 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -158,7 +158,7 @@
 
 	/* Determine if in appraise/measurement policy,
 	 * returns IMA_MEASURE, IMA_APPRAISE bitmask.  */
-	action = ima_must_appraise_or_measure(inode, mask, function);
+	action = ima_get_action(inode, mask, function);
 	if (!action)
 		return 0;