diff options
| author | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 14:57:43 +0000 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 14:57:43 +0000 |
| commit | 67b1dfe77a2eb2a88b37cd77b8979cbdb7695bd6 (patch) | |
| tree | 95383ef7826a451dea08d58518219ce30b96880d | |
| parent | b4d8d1a93c6ea042b29bb66fbb1cf6bc556c18f7 (diff) | |
| download | op-kernel-dev-67b1dfe77a2eb2a88b37cd77b8979cbdb7695bd6.zip op-kernel-dev-67b1dfe77a2eb2a88b37cd77b8979cbdb7695bd6.tar.gz | |
NTFS: Fix an (innocent) off-by-one error in the runlist code.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
| -rw-r--r-- | fs/ntfs/ChangeLog | 6 | ||||
| -rw-r--r-- | fs/ntfs/Makefile | 2 | ||||
| -rw-r--r-- | fs/ntfs/namei.c | 2 | ||||
| -rw-r--r-- | fs/ntfs/runlist.c | 12 | ||||
| -rw-r--r-- | fs/ntfs/super.c | 2 |
5 files changed, 17 insertions, 7 deletions
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog index 9d8ffa8..3d8d60b 100644 --- a/fs/ntfs/ChangeLog +++ b/fs/ntfs/ChangeLog @@ -19,6 +19,12 @@ ToDo/Notes: - Enable the code for setting the NT4 compatibility flag when we start making NTFS 1.2 specific modifications. +2.1.27 - Various bug fixes. + + - Fix two compiler warnings on Alpha. Thanks to Andrew Morton for + reporting them. + - Fix an (innocent) off-by-one error in the runlist code. + 2.1.26 - Minor bug fixes and updates. - Fix a potential overflow in file.c where a cast to s64 was missing in diff --git a/fs/ntfs/Makefile b/fs/ntfs/Makefile index d95fac7..e27b4ea 100644 --- a/fs/ntfs/Makefile +++ b/fs/ntfs/Makefile @@ -6,7 +6,7 @@ ntfs-objs := aops.o attrib.o collate.o compress.o debug.o dir.o file.o \ index.o inode.o mft.o mst.o namei.o runlist.o super.o sysctl.o \ unistr.o upcase.o -EXTRA_CFLAGS = -DNTFS_VERSION=\"2.1.26\" +EXTRA_CFLAGS = -DNTFS_VERSION=\"2.1.27\" ifeq ($(CONFIG_NTFS_DEBUG),y) EXTRA_CFLAGS += -DDEBUG diff --git a/fs/ntfs/namei.c b/fs/ntfs/namei.c index 5ea9eb9..78e0cf7 100644 --- a/fs/ntfs/namei.c +++ b/fs/ntfs/namei.c @@ -2,7 +2,7 @@ * namei.c - NTFS kernel directory inode operations. Part of the Linux-NTFS * project. * - * Copyright (c) 2001-2004 Anton Altaparmakov + * Copyright (c) 2001-2006 Anton Altaparmakov * * This program/include file is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as published diff --git a/fs/ntfs/runlist.c b/fs/ntfs/runlist.c index 061b5ff..eb52b80 100644 --- a/fs/ntfs/runlist.c +++ b/fs/ntfs/runlist.c @@ -381,6 +381,7 @@ static inline runlist_element *ntfs_rl_insert(runlist_element *dst, static inline runlist_element *ntfs_rl_replace(runlist_element *dst, int dsize, runlist_element *src, int ssize, int loc) { + signed delta; BOOL left = FALSE; /* Left end of @src needs merging. */ BOOL right = FALSE; /* Right end of @src needs merging. */ int tail; /* Start of tail of @dst. */ @@ -396,11 +397,14 @@ static inline runlist_element *ntfs_rl_replace(runlist_element *dst, left = ntfs_are_rl_mergeable(dst + loc - 1, src); /* * Allocate some space. We will need less if the left, right, or both - * ends get merged. + * ends get merged. The -1 accounts for the run being replaced. */ - dst = ntfs_rl_realloc(dst, dsize, dsize + ssize - left - right); - if (IS_ERR(dst)) - return dst; + delta = ssize - 1 - left - right; + if (delta > 0) { + dst = ntfs_rl_realloc(dst, dsize, dsize + delta); + if (IS_ERR(dst)) + return dst; + } /* * We are guaranteed to succeed from here so can start modifying the * original runlists. diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 368a8ec..71c58ec 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -3234,7 +3234,7 @@ static void __exit exit_ntfs_fs(void) } MODULE_AUTHOR("Anton Altaparmakov <aia21@cantab.net>"); -MODULE_DESCRIPTION("NTFS 1.2/3.x driver - Copyright (c) 2001-2005 Anton Altaparmakov"); +MODULE_DESCRIPTION("NTFS 1.2/3.x driver - Copyright (c) 2001-2006 Anton Altaparmakov"); MODULE_VERSION(NTFS_VERSION); MODULE_LICENSE("GPL"); #ifdef DEBUG |
