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-rwxr-xr-xtools/testing/selftests/zram/zram_lib.sh3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/zram/zram_lib.sh b/tools/testing/selftests/zram/zram_lib.sh
index 424e68ed1487..f6a9c73e7a44 100755
--- a/tools/testing/selftests/zram/zram_lib.sh
+++ b/tools/testing/selftests/zram/zram_lib.sh
@@ -23,8 +23,9 @@ trap INT
check_prereqs()
{
local msg="skip all tests:"
+ local uid=$(id -u)
- if [ $UID != 0 ]; then
+ if [ $uid -ne 0 ]; then
echo $msg must be run as root >&2
exit 0
fi