diff --git a/Documentation/kbuild/kconfig-language.txt b/Documentation/kbuild/kconfig-language.txt
index c412c24..b472e4e 100644
--- a/Documentation/kbuild/kconfig-language.txt
+++ b/Documentation/kbuild/kconfig-language.txt
@@ -181,7 +181,7 @@
 (7) Returns the result of max(/expr/, /expr/).
 
 An expression can have a value of 'n', 'm' or 'y' (or 0, 1, 2
-respectively for calculations). A menu entry becomes visible when it's
+respectively for calculations). A menu entry becomes visible when its
 expression evaluates to 'm' or 'y'.
 
 There are two types of symbols: constant and non-constant symbols.
diff --git a/scripts/kconfig/lxdialog/inputbox.c b/scripts/kconfig/lxdialog/inputbox.c
index 616c601..dd8e587 100644
--- a/scripts/kconfig/lxdialog/inputbox.c
+++ b/scripts/kconfig/lxdialog/inputbox.c
@@ -180,7 +180,7 @@
 		case KEY_LEFT:
 			switch (button) {
 			case -1:
-				button = 1;	/* Indicates "Cancel" button is selected */
+				button = 1;	/* Indicates "Help" button is selected */
 				print_buttons(dialog, height, width, 1);
 				break;
 			case 0:
@@ -204,7 +204,7 @@
 				print_buttons(dialog, height, width, 0);
 				break;
 			case 0:
-				button = 1;	/* Indicates "Cancel" button is selected */
+				button = 1;	/* Indicates "Help" button is selected */
 				print_buttons(dialog, height, width, 1);
 				break;
 			case 1:
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index 21bfb3d..62e3f15 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -197,7 +197,7 @@
 			if ((sym->type == S_STRING || sym->type == S_INT || sym->type == S_HEX) &&
 			    prop->expr->type != E_SYMBOL)
 				prop_warn(prop,
-				    "default for config symbol '%'"
+				    "default for config symbol '%s'"
 				    " must be a single symbol", sym->name);
 			break;
 		case P_SELECT: