From ef202f6b0e41caa67d4574f925cbdeb59c623493 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Thu, 23 Aug 2012 12:00:26 +0000
Subject: Fixed bug 3560980.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4617 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 demos/ARM7-AT91SAM7X-FATFS-GCC/main.c        | 6 +++++-
 demos/ARM7-LPC214x-FATFS-GCC/main.c          | 6 +++++-
 demos/ARMCM3-STM32F103-FATFS/main.c          | 6 +++++-
 demos/ARMCM3-STM32F103ZG-FATFS/main.c        | 6 +++++-
 demos/ARMCM3-STM32F107-FATFS/main.c          | 6 +++++-
 demos/ARMCM4-STM32F407-LWIP-FATFS-USB/main.c | 6 +++++-
 readme.txt                                   | 2 ++
 7 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/demos/ARM7-AT91SAM7X-FATFS-GCC/main.c b/demos/ARM7-AT91SAM7X-FATFS-GCC/main.c
index c1b5c5a1d..01588c3c1 100644
--- a/demos/ARM7-AT91SAM7X-FATFS-GCC/main.c
+++ b/demos/ARM7-AT91SAM7X-FATFS-GCC/main.c
@@ -155,6 +155,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -171,7 +175,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/demos/ARM7-LPC214x-FATFS-GCC/main.c b/demos/ARM7-LPC214x-FATFS-GCC/main.c
index 313ce7c2f..49ea78e6c 100644
--- a/demos/ARM7-LPC214x-FATFS-GCC/main.c
+++ b/demos/ARM7-LPC214x-FATFS-GCC/main.c
@@ -154,6 +154,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -170,7 +174,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/demos/ARMCM3-STM32F103-FATFS/main.c b/demos/ARMCM3-STM32F103-FATFS/main.c
index ce5026a95..42c83435e 100644
--- a/demos/ARMCM3-STM32F103-FATFS/main.c
+++ b/demos/ARMCM3-STM32F103-FATFS/main.c
@@ -143,6 +143,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -159,7 +163,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/demos/ARMCM3-STM32F103ZG-FATFS/main.c b/demos/ARMCM3-STM32F103ZG-FATFS/main.c
index fe85ac1aa..28bd21d3a 100644
--- a/demos/ARMCM3-STM32F103ZG-FATFS/main.c
+++ b/demos/ARMCM3-STM32F103ZG-FATFS/main.c
@@ -121,6 +121,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -137,7 +141,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/demos/ARMCM3-STM32F107-FATFS/main.c b/demos/ARMCM3-STM32F107-FATFS/main.c
index fd49241cd..9c6e03f5b 100644
--- a/demos/ARMCM3-STM32F107-FATFS/main.c
+++ b/demos/ARMCM3-STM32F107-FATFS/main.c
@@ -135,6 +135,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -151,7 +155,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/demos/ARMCM4-STM32F407-LWIP-FATFS-USB/main.c b/demos/ARMCM4-STM32F407-LWIP-FATFS-USB/main.c
index e22710174..09a6ae3a6 100644
--- a/demos/ARMCM4-STM32F407-LWIP-FATFS-USB/main.c
+++ b/demos/ARMCM4-STM32F407-LWIP-FATFS-USB/main.c
@@ -125,6 +125,10 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
   int i;
   char *fn;
 
+#if _USE_LFN
+  fno.lfname = 0;
+  fno.lfsize = 0;
+#endif
   res = f_opendir(&dir, path);
   if (res == FR_OK) {
     i = strlen(path);
@@ -141,7 +145,7 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
         res = scan_files(chp, path);
         if (res != FR_OK)
           break;
-        path[i] = 0;
+        path[--i] = 0;
       }
       else {
         chprintf(chp, "%s/%s\r\n", path, fn);
diff --git a/readme.txt b/readme.txt
index b1a0eb792..92f9faeae 100644
--- a/readme.txt
+++ b/readme.txt
@@ -82,6 +82,8 @@
 *****************************************************************************
 
 *** 2.5.0 ***
+- FIX: Fixed Problem in FatFs demos related to LFN (bug 3560980)(backported
+  to 2.4.3 and 2.2.10).
 - FIX: Fixed problem in STM32 DMA1 stream1 IRQ handler (bug 3538468)
   (backported to 2.4.2).
 - FIX: Fixed TIM8 not working in STM32 GPT driver (bug 3536523)(
-- 
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