diff options
Diffstat (limited to 'libmysql/libmysql.c')
| -rw-r--r-- | libmysql/libmysql.c | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c index 26a4ae65908..9c974d25bb0 100644 --- a/libmysql/libmysql.c +++ b/libmysql/libmysql.c @@ -328,7 +328,7 @@ sig_handler my_pipe_sig_handler(int sig __attribute__((unused))) { DBUG_PRINT("info",("Hit by signal %d",sig)); -#ifdef DONT_REMEMBER_SIGNAL +#ifdef SIGNAL_HANDLER_RESET_ON_DELIVERY (void) signal(SIGPIPE, my_pipe_sig_handler); #endif } @@ -2508,7 +2508,12 @@ static my_bool execute(MYSQL_STMT *stmt, char *packet, ulong length) stmt->insert_id= mysql->insert_id; if (res) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); DBUG_RETURN(1); } DBUG_RETURN(0); @@ -2719,7 +2724,12 @@ stmt_read_row_from_cursor(MYSQL_STMT *stmt, unsigned char **row) buff, sizeof(buff), (uchar*) 0, 0, 1, stmt)) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); return 1; } if ((*mysql->methods->read_rows_from_cursor)(stmt)) @@ -3400,7 +3410,12 @@ mysql_stmt_send_long_data(MYSQL_STMT *stmt, uint param_number, buff, sizeof(buff), (uchar*) data, length, 1, stmt)) { - set_stmt_errmsg(stmt, &mysql->net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, &mysql->net); DBUG_RETURN(1); } } @@ -4835,7 +4850,12 @@ int STDCALL mysql_stmt_store_result(MYSQL_STMT *stmt) if (cli_advanced_command(mysql, COM_STMT_FETCH, buff, sizeof(buff), (uchar*) 0, 0, 1, stmt)) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); DBUG_RETURN(1); } } |