s5pc11x device_info: reduce the size, empty buffer if the previous values are not...

diff --git a/board/samsung/universal/universal.c b/board/samsung/universal/universal.c
index 637732a..f957ac2 100644 (file)
--- a/board/samsung/universal/universal.c
+++ b/board/samsung/universal/universal.c
@@ -306,7 +306,7 @@ void i2c_init_board(void)
 }
 
 #ifdef CONFIG_MISC_INIT_R
-#define DEV_INFO_LEN           512
+#define DEV_INFO_LEN           256
 static char device_info[DEV_INFO_LEN];
 static int display_info;
 
@@ -332,7 +332,7 @@ static void dprintf(const char *fmt, ...)
                puts(device_info);
                empty_device_info_buffer();
        }
-       strcat(device_info, buf);
+       strncat(device_info, buf, 127);
        puts(buf);
 }
 
@@ -684,6 +684,7 @@ static void show_hw_revision(void)
                s5pc1xx_set_cpu_rev(0);
        }
 
+       empty_device_info_buffer();
        dprintf("HW Revision:\t%x (%s%s) %s\n",
                board_rev, get_board_name(board),
                display_features(board, board_rev),