Title: [7429] trunk/fs/romfs/storage.c: An interestingly corrupted romfs file system exposed a problem with the
Revision
7429
Author
bernds
Date
2009-09-23 07:14:00 -0400 (Wed, 23 Sep 2009)

Log Message

An interestingly corrupted romfs file system exposed a problem with the
romfs_dev_strnlen function: it's passing the wrong value to its helpers.
Rather than limit the string to the length passed in by the callers, it
uses the size of the device as the limit.

Modified Paths

Diff

Modified: trunk/fs/romfs/storage.c (7428 => 7429)


--- trunk/fs/romfs/storage.c	2009-09-23 11:08:55 UTC (rev 7428)
+++ trunk/fs/romfs/storage.c	2009-09-23 11:14:00 UTC (rev 7429)
@@ -253,11 +253,11 @@
 
 #ifdef CONFIG_ROMFS_ON_MTD
 	if (sb->s_mtd)
-		return romfs_mtd_strnlen(sb, pos, limit);
+		return romfs_mtd_strnlen(sb, pos, maxlen);
 #endif
 #ifdef CONFIG_ROMFS_ON_BLOCK
 	if (sb->s_bdev)
-		return romfs_blk_strnlen(sb, pos, limit);
+		return romfs_blk_strnlen(sb, pos, maxlen);
 #endif
 	return -EIO;
 }
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