btrfs-progs: test/fsck/021: Cleanup custom check by overriding check_image

Signed-off-by: Qu Wenruo <wqu@suse.com>
[ update comment ]
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/tests/fsck-tests/021-partially-dropped-snapshot-case/test.sh b/tests/fsck-tests/021-partially-dropped-snapshot-case/test.sh
index 44a33a6..5d997e2 100755 (executable)
--- a/tests/fsck-tests/021-partially-dropped-snapshot-case/test.sh
+++ b/tests/fsck-tests/021-partially-dropped-snapshot-case/test.sh
@@ -1,18 +1,22 @@
 #!/bin/bash
-# confirm whether btrfsck supports to check a partially dropped snapshot
+# confirm whether 'btrfs check' supports check ing of a partially dropped
+# snapshot
 
 source "$TOP/tests/common"
 
 check_prereq btrfs
 
-for img in *.img
-do
-       image=$(extract_image "$img")
+check_image()
+{
+       local image
+
+       image=$1
        run_check_stdout "$TOP/btrfs" check "$image" 2>&1 |
                grep -q "Errors found in extent allocation tree or chunk allocation"
        if [ $? -eq 0 ]; then
                rm -f "$image"
                _fail "unexpected error occurred when checking $img"
        fi
-       rm -f "$image"
-done
+}
+
+check_all_images