refactor: rename error local variables (#1738)

3 files changed, 22 insertions, 22 deletions

diff --git a/fs.go b/fs.go
index 6793713..59638ad 100644
--- a/fs.go
+++ b/fs.go
@@ -1427,22 +1427,22 @@ func (h *fsHandler) compressFileNolock(
 	case "br":
 		zw := acquireStacklessBrotliWriter(zf, CompressDefaultCompression)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessBrotliWriter(zw, CompressDefaultCompression)
 	case "gzip":
 		zw := acquireStacklessGzipWriter(zf, CompressDefaultCompression)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessGzipWriter(zw, CompressDefaultCompression)
 	case "zstd":
 		zw := acquireStacklessZstdWriter(zf, CompressZstdDefault)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessZstdWriter(zw, CompressZstdDefault)
 	}
@@ -1472,22 +1472,22 @@ func (h *fsHandler) newCompressedFSFileCache(f fs.File, fileInfo fs.FileInfo, fi
 	case "br":
 		zw := acquireStacklessBrotliWriter(w, CompressDefaultCompression)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessBrotliWriter(zw, CompressDefaultCompression)
 	case "gzip":
 		zw := acquireStacklessGzipWriter(w, CompressDefaultCompression)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessGzipWriter(zw, CompressDefaultCompression)
 	case "zstd":
 		zw := acquireStacklessZstdWriter(w, CompressZstdDefault)
 		_, err = copyZeroAlloc(zw, f)
-		if err1 := zw.Flush(); err == nil {
-			err = err1
+		if errf := zw.Flush(); err == nil {
+			err = errf
 		}
 		releaseStacklessZstdWriter(zw, CompressZstdDefault)
 	}
diff --git a/http.go b/http.go
index 5dd4e64..1ae8c37 100644
--- a/http.go
+++ b/http.go
@@ -1500,15 +1500,15 @@ func (resp *Response) WriteTo(w io.Writer) (int64, error) {
 func writeBufio(hw httpWriter, w io.Writer) (int64, error) {
 	sw := acquireStatsWriter(w)
 	bw := acquireBufioWriter(sw)
-	err1 := hw.Write(bw)
-	err2 := bw.Flush()
+	errw := hw.Write(bw)
+	errf := bw.Flush()
 	releaseBufioWriter(bw)
 	n := sw.bytesWritten
 	releaseStatsWriter(sw)
 
-	err := err1
+	err := errw
 	if err == nil {
-		err = err2
+		err = errf
 	}
 	return n, err
 }
@@ -2004,9 +2004,9 @@ func (req *Request) writeBodyStream(w *bufio.Writer) error {
 			err = req.Header.writeTrailer(w)
 		}
 	}
-	err1 := req.closeBodyStream()
+	errc := req.closeBodyStream()
 	if err == nil {
-		err = err1
+		err = errc
 	}
 	return err
 }
@@ -2061,9 +2061,9 @@ func (resp *Response) writeBodyStream(w *bufio.Writer, sendBody bool) (err error
 			}
 		}
 	}
-	err1 := resp.closeBodyStream()
+	errc := resp.closeBodyStream()
 	if err == nil {
-		err = err1
+		err = errc
 	}
 	return err
 }
diff --git a/server.go b/server.go
index 03b49f7..e365b04 100644
--- a/server.go
+++ b/server.go
@@ -2044,10 +2044,10 @@ func (s *Server) ServeConn(c net.Conn) error {
 	atomic.AddUint32(&s.concurrency, ^uint32(0))
 
 	if err != errHijacked {
-		err1 := c.Close()
+		errc := c.Close()
 		s.setState(c, StateClosed)
 		if err == nil {
-			err = err1
+			err = errc
 		}
 	} else {
 		err = nil