diff --git a/dos2unix-bnc#488261-dont_destroy_original.patch b/dos2unix-bnc#488261-dont_destroy_original.patch
new file mode 100644
index 0000000..1fa773e
--- /dev/null
+++ b/dos2unix-bnc#488261-dont_destroy_original.patch
@@ -0,0 +1,143 @@
+Index: dos2unix.c
+===================================================================
+--- dos2unix.c.orig
++++ dos2unix.c
+@@ -69,6 +69,7 @@ static int macmode = 0;
+ #ifdef __MSDOS__
+ #  include <dir.h>
+ #endif __MSDOS__
++#include <libgen.h>
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
+@@ -247,6 +248,39 @@ int ConvertDosToUnix(FILE* ipInF, FILE* 
+     return RetVal;
+ }
+ 
++static int MakeTempFileFrom(const char *OutFN, char **fname_ret)
++{
++  char *cpy = strdup(OutFN);
++  char *dir = NULL;
++  size_t fname_len = 0;
++  char  *fname_str = NULL;
++  int fd = -1;
++
++  *fname_ret = NULL;
++
++  if (!cpy)
++    goto make_failed;
++
++  dir = dirname(cpy);
++
++  fname_len = strlen(dir) + strlen("/d2utmpXXXXXX") + sizeof (char);
++  if (!(fname_str = malloc(fname_len)))
++    goto make_failed;
++  sprintf(fname_str, "%s%s", dir, "/d2utmpXXXXXX");
++  *fname_ret = fname_str;
++
++  free(cpy);
++
++  if ((fd = mkstemp(fname_str)) == -1)
++    goto make_failed;
++
++  return (fd);
++
++ make_failed:
++  free(*fname_ret);
++  *fname_ret = NULL;
++  return (-1);
++}
+ 
+ /* convert file ipInFN to UNIX format text and write to file ipOutFN
+  * RetVal: 0 if success
+@@ -257,7 +291,7 @@ int ConvertDosToUnixNewFile(char *ipInFN
+   int RetVal = 0;
+   FILE *InF = NULL;
+   FILE *TempF = NULL;
+-  char TempPath[16];
++  char *TempPath;
+   struct stat StatBuf;
+   struct utimbuf UTimeBuf;
+   int fd;
+@@ -266,8 +300,7 @@ int ConvertDosToUnixNewFile(char *ipInFN
+   if ((ipFlag->KeepDate) && stat(ipInFN, &StatBuf))
+     RetVal = -1;
+ 
+-  strcpy (TempPath, "./d2utmpXXXXXX");
+-  if((fd=mkstemp (TempPath))<0) {
++  if((fd = MakeTempFileFrom(ipOutFN, &TempPath))<0) {
+ 	  perror("Failed to open output temp file");
+ 	  RetVal = -1;
+   }
+@@ -284,6 +317,7 @@ int ConvertDosToUnixNewFile(char *ipInFN
+   if ((!RetVal) && (InF) && ((TempF=OpenOutFile(fd)) == NULL))
+   {
+     fclose (InF);
++    InF = NULL;
+     RetVal = -1;
+   }
+ 
+@@ -317,9 +351,6 @@ int ConvertDosToUnixNewFile(char *ipInFN
+   /* can rename temp file to out file? */
+   if (!RetVal)
+   {
+-    if (stat(ipOutFN, &StatBuf) == 0)
+-      unlink(ipOutFN);
+-
+     if ((rename(TempPath, ipOutFN) == -1) && (!ipFlag->Quiet))
+     {
+       fprintf(stderr, "dos2unix: problems renaming '%s' to '%s'\n", TempPath, ipOutFN);
+@@ -327,6 +358,7 @@ int ConvertDosToUnixNewFile(char *ipInFN
+       RetVal = -1;
+     }
+   }
++  free(TempPath);
+   return RetVal;
+ }
+ 
+@@ -342,7 +374,7 @@ int ConvertDosToUnixOldFile(char* ipInFN
+   int RetVal = 0;
+   FILE *InF = NULL;
+   FILE *TempF = NULL;
+-  char TempPath[16];
++  char *TempPath;
+   struct stat StatBuf;
+   struct utimbuf UTimeBuf;
+   mode_t mode = S_IRUSR | S_IWUSR;
+@@ -354,8 +386,7 @@ int ConvertDosToUnixOldFile(char* ipInFN
+   else
+     mode = StatBuf.st_mode;
+ 
+-  strcpy (TempPath, "./u2dtmpXXXXXX");
+-  if((fd=mkstemp (TempPath))<0) {
++  if((fd = MakeTempFileFrom(ipInFN, &TempPath))<0) {
+ 	  perror("Failed to open output temp file");
+ 	  RetVal = -1;
+   }
+@@ -375,6 +406,7 @@ int ConvertDosToUnixOldFile(char* ipInFN
+   if ((!RetVal) && (InF) && ((TempF=OpenOutFile(fd)) == NULL))
+   {
+     fclose (InF);
++    InF = NULL;
+     RetVal = -1;
+   }
+ 
+@@ -402,10 +434,6 @@ int ConvertDosToUnixOldFile(char* ipInFN
+       RetVal = -1;
+   }
+ 
+-  /* can delete in file? */
+-  if ((!RetVal) && (unlink(ipInFN) == -1))
+-    RetVal = -1;
+-
+   /* any error? */
+   if ((RetVal) && (unlink(TempPath)))
+     RetVal = -1;
+@@ -420,6 +448,7 @@ int ConvertDosToUnixOldFile(char* ipInFN
+     }
+     RetVal = -1;
+   }
++  free(TempPath);
+   return RetVal;
+ }
+ 
diff --git a/dos2unix.changes b/dos2unix.changes
index 6737b3d..7105177 100644
--- a/dos2unix.changes
+++ b/dos2unix.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Apr 20 15:03:31 CEST 2009 - pth@suse.de
+
+- Don't destroy original file if the output is on a different file
+  system (bnc#488261).
+
 -------------------------------------------------------------------
 Tue Dec  9 17:10:36 CET 2008 - schwab@suse.de
 
diff --git a/dos2unix.spec b/dos2unix.spec
index 81498be..d8d51c5 100644
--- a/dos2unix.spec
+++ b/dos2unix.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package dos2unix (Version 3.1)
 #
-# Copyright (c) 2008 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2009 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -20,13 +20,14 @@
 Name:           dos2unix
 Summary:        A DOS to UNIX Text Converter
 Version:        3.1
-Release:        438
+Release:        439
 Group:          Productivity/Text/Convertors
 License:        BSD 3-Clause
 Source:         %{name}-%{version}.tar.bz2
 Patch0:         %{name}-%{version}.patch
 Patch1:         dos2unix-3.1-segfault.patch
 Patch2:         dos2unix-3.1-preserve-file-modes.patch
+Patch3:         dos2unix-bnc#488261-dont_destroy_original.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
@@ -44,6 +45,7 @@ Authors:
 %patch0 -p1 -b .orig
 %patch1 -p1 -b .segf
 %patch2 -b .fmode
+%patch3
 perl -pi -e 's,(#endif|#else)[^ ]*(.*),$1 /* $2 */,g' *.[ch]
 
 %build
@@ -69,6 +71,9 @@ ln -s dos2unix.1 $RPM_BUILD_ROOT%{_mandir}/man1/mac2unix.1
 rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Mon Apr 20 2009 pth@suse.de
+- Don't destroy original file if the output is on a different file
+  system (bnc#488261).
 * Tue Dec 09 2008 schwab@suse.de
 - Fix last change.
 * Mon Sep 15 2008 ro@suse.de