match: remove lpm mask from help text

None of the currently supported backends use an LPM mask so
remove it from the help messages to avoid confusion.

Signed-off-by: Jeff Shaw <[email protected]>
Acked-by: Hao Zheng <[email protected]>

Author: jeffreybshaw

man/match-create.1

@@ -96,7 +96,7 @@ HEADER_INSTANCE : string (e.g. ethernet)
 .br
 FIELD           : string (e.g. dst_mac)
 .br
-MASK_TYPE       : lpm|exact
+MASK_TYPE       : mask|exact
 .br
 .RE
 For Example: match ethernet.dst_mac exact

src/match.c

@@ -152,7 +152,7 @@ static void create_usage(void)
 	printf("  MATCH           : HEADER_INSTANCE.FIELD MASK_TYPE\n");
 	printf("  HEADER_INSTANCE : string (e.g. ethernet)\n");
 	printf("  FIELD           : string (e.g. dst_mac)\n");
-	printf("  MASK_TYPE       : lpm|exact\n");
+	printf("  MASK_TYPE       : mask|exact\n");
 	printf("For Example: match ethernet.dst_mac exact\n");
 	printf("\n");
 	printf("The specified matches must be a subset of the source table's matches.\n");