scripts: fix commit check for empty list

When running check-git-log.sh on a clean tree it was complaining
of a wrong empty headline because '^[^:]*$' was matching.
It is fixed by matching at least one character with +.

Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>

diff --git a/scripts/check-git-log.sh b/scripts/check-git-log.sh
index c7fc0e4..7ea4458 100755 (executable)
--- a/scripts/check-git-log.sh
+++ b/scripts/check-git-log.sh
@@ -63,7 +63,7 @@ bad=$(echo "$headlines" | grep --color=always \
        -e '\.$' \
        -e '[,;!?&|]' \
        -e ':.*_' \
-       -e '^[^:]*$' \
+       -e '^[^:]\+$' \
        -e ':[^ ]' \
        -e ' :' \
        | sed 's,^,\t,')