X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fudf%2Finode.c;h=ecddcc2ed7463a889e0a06d0c93d077dbf1feb13;hb=155130a4f7848b1aac439cab6bda1a175507c71c;hp=124852bcf6fe0fcfef3559bfbe2af43d0bba8f80;hpb=6e1db88d536adcbbfe562b2d4b7d6425784fff12;p=pandora-kernel.git

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 124852bcf6fe..ecddcc2ed746 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -127,9 +127,16 @@ static int udf_write_begin(struct file *file, struct address_space *mapping,
 			loff_t pos, unsigned len, unsigned flags,
 			struct page **pagep, void **fsdata)
 {
-	*pagep = NULL;
-	return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
-				udf_get_block);
+	int ret;
+
+	ret = block_write_begin(mapping, pos, len, flags, pagep, udf_get_block);
+	if (unlikely(ret)) {
+		loff_t isize = mapping->host->i_size;
+		if (pos + len > isize)
+			vmtruncate(mapping->host, isize);
+	}
+
+	return ret;
 }
 
 static sector_t udf_bmap(struct address_space *mapping, sector_t block)