suppress dd(1) stderr

diff --git a/mkjffs2.sh b/mkjffs2.sh
index da53633e06ee37c9dd0997f666d4a8c3e97eb44b..a885a24818795160d281800b86058b1e117587f6 100755 (executable)
--- a/mkjffs2.sh
+++ b/mkjffs2.sh
@@ -65,7 +65,7 @@ do_sha256()
        f=$1
        eblocks=$((`stat --printf "%s\n" $f` / (128*1024)))
        for b in $(seq 0 $(($eblocks - 1))); do
-               sha=$(dd status=noxfer bs=128KiB skip=$b count=1 if=$f | sha256sum | cut -d- -f1)
+               sha=$(dd status=noxfer bs=128KiB skip=$b count=1 if=$f 2>/dev/null | sha256sum | cut -d- -f1)
                echo "eblock: `printf '%x' $b` sha256 $sha" >> ${IMG_NAME}
        done
 }