diff options
| -rw-r--r-- | internal/flamegraph/iordata.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/internal/flamegraph/iordata.go b/internal/flamegraph/iordata.go index 36b5103..f67389a 100644 --- a/internal/flamegraph/iordata.go +++ b/internal/flamegraph/iordata.go @@ -112,8 +112,12 @@ func (iod *iorData) serializeToFile(flamegraphName string) (retErr error) { } defer func() { // Close file on error paths; on success it is already closed before rename. + // Capture the close error and join it with retErr so filesystem issues + // (e.g. full disk detected only on close) are not silently discarded. if retErr != nil { - file.Close() + if closeErr := file.Close(); closeErr != nil { + retErr = errors.Join(retErr, fmt.Errorf("close temp file %s: %w", tmpFilename, closeErr)) + } } }() |