map: fix problematic error returns

cuishuang · lmb · commit 531420cf45dd · 2025-03-10T10:00:29.000Z
Signed-off-by: cuishuang &lt;imcusg@gmail.com&gt;
diff --git a/map.go b/map.go
@@ -1182,7 +1182,7 @@ func (m *Map) batchLookupPerCPU(cmd sys.Cmd, cursor *MapBatchCursor, keysOut, va
 
 	n, sysErr := m.batchLookupCmd(cmd, cursor, count, keysOut, valuePtr, opts)
 	if sysErr != nil && !errors.Is(sysErr, unix.ENOENT) {
-		return 0, err
+		return 0, sysErr
 	}
 
 	err = unmarshalBatchPerCPUValue(valuesOut, count, int(m.valueSize), valueBuf)

Original file line number	Diff line number	Diff line change
`@@ -1182,7 +1182,7 @@ func (m Map) batchLookupPerCPU(cmd sys.Cmd, cursor MapBatchCursor, keysOut, va`
`1182`	`1182`
`1183`	`1183`	`n, sysErr := m.batchLookupCmd(cmd, cursor, count, keysOut, valuePtr, opts)`
`1184`	`1184`	`if sysErr != nil && !errors.Is(sysErr, unix.ENOENT) {`
`1185`		`- return 0, err`
	`1185`	`+ return 0, sysErr`
`1186`	`1186`	`}`
`1187`	`1187`
`1188`	`1188`	`err = unmarshalBatchPerCPUValue(valuesOut, count, int(m.valueSize), valueBuf)`