Various shellcheck warning fixes

First round of low hanging fruit
from the files with the fewest
warnings.

Change-Id: I60ad57b5bfb2f0be9bb6506252c820f44d055200

1 files changed, 1 insertions, 0 deletions

diff --git a/abe-bisect.sh b/abe-bisect.sh
index 3764d07b..a933c7d9 100755
--- a/abe-bisect.sh
+++ b/abe-bisect.sh
@@ -21,6 +21,7 @@ set -x
 check_set()
 {
     name=$1
+    local val
     eval val=\$${name}
     [ x$val = x ] && echo $1 not set && exit 1
 }