Messages in this thread Patch in this message | | | From | David Woodhouse <> | Subject | [RESEND] [RESEND] [RESEND] [PATCH] Trivial JFFS2 oops fix. | Date | Tue, 06 Aug 2002 10:45:04 +0100 |
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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
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