refactor: remove redundant err declarations (#32381)

routers/api/v1/repo/repo.go

@@ -202,7 +202,6 @@ func Search(ctx *context.APIContext) {
 		}
 	}
 
-	var err error
 	repos, count, err := repo_model.SearchRepository(ctx, opts)
 	if err != nil {
 		ctx.JSON(http.StatusInternalServerError, api.SearchError{

routers/api/v1/user/repo.go

@@ -111,7 +111,6 @@ func ListMyRepos(ctx *context.APIContext) {
 		IncludeDescription: true,
 	}
 
-	var err error
 	repos, count, err := repo_model.SearchRepository(ctx, opts)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "SearchRepository", err)

routers/web/repo/actions/view.go

@@ -276,7 +276,6 @@ func ViewPost(ctx *context_module.Context) {
 			if validCursor {
 				length := step.LogLength - cursor.Cursor
 				offset := task.LogIndexes[index]
-				var err error
 				logRows, err := actions.ReadLogs(ctx, task.LogInStorage, task.LogFilename, offset, length)
 				if err != nil {
 					ctx.Error(http.StatusInternalServerError, err.Error())

routers/web/repo/activity.go

@@ -94,7 +94,6 @@ func ActivityAuthors(ctx *context.Context) {
 		timeFrom = timeUntil.Add(-time.Hour * 168)
 	}
 
-	var err error
 	authors, err := activities_model.GetActivityStatsTopAuthors(ctx, ctx.Repo.Repository, timeFrom, 10)
 	if err != nil {
 		ctx.ServerError("GetActivityStatsTopAuthors", err)

routers/web/repo/view.go

@@ -143,7 +143,6 @@ func findReadmeFileInEntries(ctx *context.Context, entries []*git.TreeEntry, try
 				// this should be impossible; if subTreeEntry exists so should this.
 				continue
 			}
-			var err error
 			childEntries, err := subTree.ListEntries()
 			if err != nil {
 				return "", nil, err