[PATCH -mm/-rc] fix xip sparse file handling in ext2
Oliver Paukstadt from our test department is testing the xip patches in
Linus' git-tree. He found a problem that shows when reading a file that
contains sparse blocks (holes) on a -o xip mounted ext2 filesystem: the
BUG_ON() in fs/ext2/xip.c:40 triggers where it should not. The problem
was introduced by a cleanup in my previous patch, this patch fixes it.

Signed-off-by: Carsten Otte <[EMAIL PROTECTED]>
---
diff -ruwN linux-git/fs/ext2/xip.c linux-git-xip-fixup/fs/ext2/xip.c
--- linux-git/fs/ext2/xip.c     2005-07-25 17:18:38.000000000 +0200
+++ linux-git-xip-fixup/fs/ext2/xip.c   2005-07-26 09:10:49.593563928 +0200
@@ -36,7 +36,7 @@
        *result = tmp.b_blocknr;
 
        /* did we get a sparse block (hole in the file)? */
-       if (!(*result)) {
+       if (!tmp.b_blocknr && !rc) {
                BUG_ON(create);
                rc = -ENODATA;
        }


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