From: Kevin Townsend <kevin@ktownsend.com>
Date: Mon, 29 Oct 2012 20:35:47 +0000 (+0100)
Subject: Fixed buffer size (see issue 12)
X-Git-Url: http://git.rohieb.name/hackover2013-badge-firmware.git/commitdiff_plain/f065fad004f07430f1fd4ca2fa400128a11a672a

Fixed buffer size (see issue 12)
---

diff --git a/drivers/displays/bitmap/ssd1306/ssd1306.c b/drivers/displays/bitmap/ssd1306/ssd1306.c
index fd5ac22..6812b34 100644
--- a/drivers/displays/bitmap/ssd1306/ssd1306.c
+++ b/drivers/displays/bitmap/ssd1306/ssd1306.c
@@ -490,7 +490,7 @@ uint8_t ssd1306GetPixel(uint8_t x, uint8_t y)
 /**************************************************************************/
 void ssd1306ClearScreen() 
 {
-  memset(_ssd1306buffer, 0x00, 1024);
+  memset(_ssd1306buffer, 0x00, sizeof(_ssd1306buffer));
 }
 
 /**************************************************************************/
@@ -506,7 +506,7 @@ void ssd1306Refresh(void)
     CMD(SSD1306_SETSTARTLINE | 0x0); // line #0
 
     uint16_t i;
-    for (i=0; i<1024; i++) 
+    for (i = 0; i < sizeof(_ssd1306buffer); i++)
     {
       DATA(_ssd1306buffer[i]);
     }
@@ -518,7 +518,7 @@ void ssd1306Refresh(void)
     ssd1306SendCommand(SSD1306_SETSTARTLINE | 0x0); // line #0
 
     uint16_t i;
-    for (i=0; i<1024; i++) 
+    for (i = 0; i < sizeof(_ssd1306buffer); i++)
     {
       ssd1306SendData(_ssd1306buffer[i]);
     }