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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-15 07:41:27 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-15 07:41:27 +0200 |
| commit | c362495586e8a3a6487a318fcd82eaf15ffe2142 (patch) | |
| tree | 86f7b195d36ba198f24f86be327f21a8d24ec248 /fs/gfs2/export.c | |
| parent | tty: serial: sccnxp: Fix bug with unterminated platform_id list (diff) | |
| parent | Linux 3.7-rc1 (diff) | |
| download | linux-c362495586e8a3a6487a318fcd82eaf15ffe2142.tar.xz linux-c362495586e8a3a6487a318fcd82eaf15ffe2142.zip | |
Merge 3.7-rc1 into tty-linus
This syncs up the tty-linus branch to the latest in Linus's tree to get all of
the UAPI stuff needed for the next set of patches to merge.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/gfs2/export.c')
| -rw-r--r-- | fs/gfs2/export.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/gfs2/export.c b/fs/gfs2/export.c index e8ed6d4a6181..4767774a5f3e 100644 --- a/fs/gfs2/export.c +++ b/fs/gfs2/export.c @@ -161,6 +161,8 @@ static struct dentry *gfs2_fh_to_dentry(struct super_block *sb, struct fid *fid, case GFS2_SMALL_FH_SIZE: case GFS2_LARGE_FH_SIZE: case GFS2_OLD_FH_SIZE: + if (fh_len < GFS2_SMALL_FH_SIZE) + return NULL; this.no_formal_ino = ((u64)be32_to_cpu(fh[0])) << 32; this.no_formal_ino |= be32_to_cpu(fh[1]); this.no_addr = ((u64)be32_to_cpu(fh[2])) << 32; @@ -180,6 +182,8 @@ static struct dentry *gfs2_fh_to_parent(struct super_block *sb, struct fid *fid, switch (fh_type) { case GFS2_LARGE_FH_SIZE: case GFS2_OLD_FH_SIZE: + if (fh_len < GFS2_LARGE_FH_SIZE) + return NULL; parent.no_formal_ino = ((u64)be32_to_cpu(fh[4])) << 32; parent.no_formal_ino |= be32_to_cpu(fh[5]); parent.no_addr = ((u64)be32_to_cpu(fh[6])) << 32; |