=== modified file 'io/bufio.c'
--- io/bufio.c	2008-08-01 04:06:55 +0000
+++ io/bufio.c	2010-04-06 19:53:03 +0000
@@ -45,7 +45,7 @@
   grub_bufio_t bufio = 0;
 
   file = (grub_file_t) grub_malloc (sizeof (*file));
-  if (! file)
+  if (!file)
     return 0;
 
   if (size == 0)
@@ -55,10 +55,10 @@
 
   if ((size < 0) || ((unsigned) size > io->size))
     size = ((io->size > GRUB_BUFIO_MAX_SIZE) ? GRUB_BUFIO_MAX_SIZE :
-            io->size);
+	    io->size);
 
   bufio = grub_malloc (sizeof (struct grub_bufio) + size);
-  if (! bufio)
+  if (!bufio)
     {
       grub_free (file);
       return 0;
@@ -84,11 +84,11 @@
   grub_file_t io, file;
 
   io = grub_file_open (name);
-  if (! io)
+  if (!io)
     return 0;
 
   file = grub_bufio_open (io, size);
-  if (! file)
+  if (!file)
     {
       grub_file_close (io);
       return 0;
@@ -112,12 +112,12 @@
       pos = file->offset - bufio->file->offset;
       n = bufio->buffer_len - pos;
       if (n > len)
-        n = len;
+	n = len;
 
       grub_memcpy (buf, &bufio->buffer[pos], n);
       len -= n;
-      if (! len)
-        return res;
+      if (!len)
+	return res;
 
       buf += n;
       bufio->file->offset += bufio->buffer_len;
@@ -126,45 +126,45 @@
   else
     {
       bufio->file->offset = grub_divmod64 (file->offset, bufio->block_size,
-                                           &pos);
+					   &pos);
       bufio->file->offset *= bufio->block_size;
     }
 
   if (pos + len >= bufio->block_size)
     {
       if (pos)
-        {
-          grub_size_t n;
-
-          bufio->file->fs->read (bufio->file, bufio->buffer,
-                                 bufio->block_size);
-          if (grub_errno)
-            return -1;
-
-          n = bufio->block_size - pos;
-          grub_memcpy (buf, &bufio->buffer[pos], n);
-          len -= n;
-          buf += n;
-          bufio->file->offset += bufio->block_size;
-          pos = 0;
-        }
+	{
+	  grub_size_t n;
+
+	  bufio->file->fs->read (bufio->file, bufio->buffer,
+				 bufio->block_size);
+	  if (grub_errno)
+	    return -1;
+
+	  n = bufio->block_size - pos;
+	  grub_memcpy (buf, &bufio->buffer[pos], n);
+	  len -= n;
+	  buf += n;
+	  bufio->file->offset += bufio->block_size;
+	  pos = 0;
+	}
 
       while (len >= bufio->block_size)
-        {
-          bufio->file->fs->read (bufio->file, buf, bufio->block_size);
-          if (grub_errno)
-            return -1;
-
-          len -= bufio->block_size;
-          buf += bufio->block_size;
-          bufio->file->offset += bufio->block_size;
-        }
-
-      if (! len)
-        {
-          bufio->buffer_len = 0;
-          return res;
-        }
+	{
+	  bufio->file->fs->read (bufio->file, buf, bufio->block_size);
+	  if (grub_errno)
+	    return -1;
+
+	  len -= bufio->block_size;
+	  buf += bufio->block_size;
+	  bufio->file->offset += bufio->block_size;
+	}
+
+      if (!len)
+	{
+	  bufio->buffer_len = 0;
+	  return res;
+	}
     }
 
   bufio->buffer_len = bufio->file->size - bufio->file->offset;
@@ -193,13 +193,12 @@
   return grub_errno;
 }
 
-static struct grub_fs grub_bufio_fs =
-  {
-    .name = "bufio",
-    .dir = 0,
-    .open = 0,
-    .read = grub_bufio_read,
-    .close = grub_bufio_close,
-    .label = 0,
-    .next = 0
-  };
+static struct grub_fs grub_bufio_fs = {
+  .name = "bufio",
+  .dir = 0,
+  .open = 0,
+  .read = grub_bufio_read,
+  .close = grub_bufio_close,
+  .label = 0,
+  .next = 0
+};