icecc.bbclass: replace superfluous "+=" with "="

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/classes/icecc.bbclass b/meta/classes/icecc.bbclass
index bc3d6f4cc87671a27b5a2dd68e7e9fe5bc2fb31d..d095305ed8ee094370ce3bab291c98fa25edf1a7 100644 (file)
--- a/meta/classes/icecc.bbclass
+++ b/meta/classes/icecc.bbclass
@@ -105,7 +105,7 @@ def icecc_dep_prepend(d):
         return "icecc-create-env-native"
     return ""
 
-DEPENDS_prepend += "${@icecc_dep_prepend(d)} "
+DEPENDS_prepend = "${@icecc_dep_prepend(d)} "
 
 get_cross_kernel_cc[vardepsexclude] += "KERNEL_CC"
 def get_cross_kernel_cc(bb,d):