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runtime: fix the bug of func countFiles

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When the total number of files observed is greater than limit, return (-1, err).
When the returned err is not nil, the func countFiles should return -1.

Fixes:#9780

Signed-off-by: gaohuatao <gaohuatao@bytedance.com>
This commit is contained in:
gaohuatao 2024-06-06 11:50:59 +08:00
parent b30d085271
commit 638e9acf89
1 changed files with 5 additions and 1 deletions
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6
src/runtime/virtcontainers/mount.go
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@ -388,7 +388,11 @@ func countFiles(path string, limit int) (numFiles int, err error) {
if file.IsDir() { if file.IsDir() {
inc, err := countFiles(filepath.Join(path, file.Name()), (limit - numFiles)) inc, err := countFiles(filepath.Join(path, file.Name()), (limit - numFiles))
if err != nil { if err != nil {
return numFiles, err return 0, err
}
// exceeded limit
if inc == -1 {
return -1, nil
} }
numFiles = numFiles + inc numFiles = numFiles + inc
} else { } else {