Prevent rpm --define/-D completions from falling through.

CHANGES

@@ -127,6 +127,7 @@ bash-completion (1.x)
   * Fix sbcl file/dirname completion (Debian: #545743).
   * Add /sbin to $PATH when invoking lspci and lsusb.
   * Support .xz suffix in info page completions.
+  * Prevent rpm --define/-D completions from falling through.
 
   [ Todd Zullinger ]
   * Make yum complete on filenames after install, deplist, update and upgrade

contrib/rpm

@@ -141,6 +141,10 @@ _rpm()
 		's/^\s*compatible\s\+build\s\+archs\s*:\s*\(.*\)/\1/ p' )" -- "$cur" ) )
 		return 0
 		;;
+	--define|-D)
+		# argument required but no completions available
+		return 0
+		;;
 	esac
 
 	case "${COMP_WORDS[1]}" in