get-update.sh: exit different status for different cases

Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>

1 files changed, 16 insertions, 13 deletions

diff --git a/get-update.sh b/get-update.sh
index 584fd67..382b51c 100755
--- a/get-update.sh
+++ b/get-update.sh
@@ -2,18 +2,21 @@
 
 kernel_branch=${1}
 kernel_version=${2}
-if [ -f "${kernel_branch}" ]; then
-    kernel_ver_old=$(cat "${kernel_branch}")
-    if [ "X${kernel_version}X" = "X${kernel_ver_old}X" ]; then
-        :
-        # do nothing when all the VERSION/PATCHLEVEL/SUBLEVEL are the same
-    else
-        echo "${kernel_version}" > "${kernel_branch}"
-        git add "${kernel_branch}"
-        git commit --no-edit -m "${kernel_branch}: update to ${kernel_version}"
-        git push origin HEAD:master
-    fi
-else
-    :
+if [ ! -f "${kernel_branch}" ]; then
     # no limit, trigger all builds for all the changes as normal
+    echo "no limit set for ${kernel_branch}"
+    exit 0
 fi
+
+kernel_ver_old=$(cat "${kernel_branch}")
+if [ "X${kernel_version}X" = "X${kernel_ver_old}X" ]; then
+    # do nothing when all the VERSION/PATCHLEVEL/SUBLEVEL are the same
+    echo "The kernel version is the same as before"
+    exit 1
+fi
+
+echo "${kernel_version}" > "${kernel_branch}"
+git add "${kernel_branch}"
+git commit --no-edit -m "${kernel_branch}: update to ${kernel_version}"
+git push origin HEAD:master
+exit 2