2002-08-06 09:41:34

by David Woodhouse

Subject: [RESEND] [RESEND] [RESEND] [PATCH] Trivial JFFS2 oops fix.

Index: fs/jffs2/scan.c
===================================================================
RCS file: /home/cvs/mtd/fs/jffs2/scan.c,v
retrieving revision 1.51.2.2
retrieving revision 1.51.2.3
diff -u -p -r1.51.2.2 -r1.51.2.3
--- fs/jffs2/scan.c 23 Feb 2002 13:34:31 -0000 1.51.2.2
+++ fs/jffs2/scan.c 25 Jul 2002 20:49:06 -0000 1.51.2.3
@@ -31,7 +31,7 @@
* provisions above, a recipient may use your version of this file
* under either the RHEPL or the GPL.
*
- * $Id: scan.c,v 1.51.2.2 2002/02/23 13:34:31 dwmw2 Exp $
+ * $Id: scan.c,v 1.51.2.3 2002/07/25 20:49:06 dwmw2 Exp $
*
*/
#include <linux/kernel.h>
@@ -256,6 +256,16 @@ static int jffs2_scan_eraseblock (struct
if (hdr_crc != node.hdr_crc) {
noisy_printk(&noise, "jffs2_scan_eraseblock(): Node at 0x%08x {0x%04x, 0x%04x, 0x%08x) has invalid CRC 0x%08x (calculated 0x%08x)\n",
ofs, node.magic, node.nodetype, node.totlen, node.hdr_crc, hdr_crc);
+ DIRTY_SPACE(4);
+ ofs += 4;
+ continue;
+ }
+
+ if (ofs + node.totlen > jeb->offset + c->sector_size) {
+ /* Eep. Node goes over the end of the erase block. */
+ printk(KERN_WARNING "Node at 0x%08x with length 0x%08x would run over the end of the erase block\n",
+ ofs, node.totlen);
+ printk(KERN_WARNING "Perhaps the file system was created with the wrong erase size?\n");
DIRTY_SPACE(4);
ofs += 4;
continue;


--
dwmw2

2002-08-06 11:56:36

by Marcelo Tosatti

Subject: Re: [RESEND] [RESEND] [RESEND] [PATCH] Trivial JFFS2 oops fix.

On Tue, 6 Aug 2002, David Woodhouse wrote:

>
> Index: fs/jffs2/scan.c

Applied, thanks.