Fix missing error check of bufio.Scanner (#29882)

maybe more

models/asymkey/ssh_key_authorized_keys.go

@@ -152,6 +152,10 @@ func RegeneratePublicKeys(ctx context.Context, t io.StringWriter) error {
 				return err
 			}
 		}
+		err = scanner.Err()
+		if err != nil {
+			return fmt.Errorf("scan: %w", err)
+		}
 		f.Close()
 	}
 	return nil

modules/git/commit.go

@@ -9,6 +9,7 @@ import (
 	"bytes"
 	"context"
 	"errors"
+	"fmt"
 	"io"
 	"os/exec"
 	"strconv"
@@ -396,6 +397,10 @@ func (c *Commit) GetSubModules() (*ObjectCache, error) {
 			}
 		}
 	}
+	err = scanner.Err()
+	if err != nil {
+		return nil, fmt.Errorf("scan: %w", err)
+	}
 
 	return c.submoduleCache, nil
 }

modules/git/repo_stats.go

@@ -124,6 +124,10 @@ func (repo *Repository) GetCodeActivityStats(fromTime time.Time, branch string)
 					}
 				}
 			}
+			err = scanner.Err()
+			if err != nil {
+				return fmt.Errorf("scan: %w", err)
+			}
 			a := make([]*CodeActivityAuthor, 0, len(authors))
 			for _, v := range authors {
 				a = append(a, v)

modules/markup/csv/csv.go

@@ -6,6 +6,7 @@ package markup
 import (
 	"bufio"
 	"bytes"
+	"fmt"
 	"html"
 	"io"
 	"regexp"
@@ -123,6 +124,10 @@ func (Renderer) fallbackRender(input io.Reader, tmpBlock *bufio.Writer) error {
 			return err
 		}
 	}
+	err = scan.Err()
+	if err != nil {
+		return fmt.Errorf("scan: %w", err)
+	}
 
 	_, err = tmpBlock.WriteString("</pre>")
 	if err != nil {

routers/web/repo/compare.go

@@ -980,5 +980,9 @@ func getExcerptLines(commit *git.Commit, filePath string, idxLeft, idxRight, chu
 		}
 		diffLines = append(diffLines, diffLine)
 	}
+	err = scanner.Err()
+	if err != nil {
+		return nil, fmt.Errorf("scan: %w", err)
+	}
 	return diffLines, nil
 }

services/asymkey/ssh_key_authorized_principals.go

@@ -122,6 +122,10 @@ func regeneratePrincipalKeys(ctx context.Context, t io.StringWriter) error {
 				return err
 			}
 		}
+		err = scanner.Err()
+		if err != nil {
+			return fmt.Errorf("scan: %w", err)
+		}
 		f.Close()
 	}
 	return nil

services/doctor/authorizedkeys.go

@@ -51,6 +51,10 @@ func checkAuthorizedKeys(ctx context.Context, logger log.Logger, autofix bool) e
 		}
 		linesInAuthorizedKeys.Add(line)
 	}
+	err = scanner.Err()
+	if err != nil {
+		return fmt.Errorf("scan: %w", err)
+	}
 	f.Close()
 
 	// now we regenerate and check if there are any lines missing