security: Fix a typo

Fix a typo.

Signed-off-by: Roy.Li <rongqing.li@windriver.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/include/linux/security.h b/include/linux/security.h
index d9f7ec4..a14c2d4b2 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1372,7 +1372,7 @@
  * @inode_getsecctx:
  * 	Returns a string containing all relavent security context information
  *
- * 	@inode we wish to set the security context of.
+ * 	@inode we wish to get the security context of.
  *	@ctx is a pointer in which to place the allocated security context.
  *	@ctxlen points to the place to put the length of @ctx.
  * This is the main security structure.