From 21acaf8e8da00235be59a3e489d5fa2a8721cafc Mon Sep 17 00:00:00 2001 From: Duane Griffin Date: Fri, 19 Dec 2008 20:47:16 +0000 Subject: [PATCH] sysv: ensure fast symlinks are NUL-terminated Ensure fast symlink targets are NUL-terminated, even if corrupted on-disk. Cc: Christoph Hellwig Cc: Al Viro Signed-off-by: Duane Griffin Signed-off-by: Al Viro --- fs/sysv/inode.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c index df0d435baa4..3d81bf58dae 100644 --- a/fs/sysv/inode.c +++ b/fs/sysv/inode.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include "sysv.h" @@ -163,8 +164,11 @@ void sysv_set_inode(struct inode *inode, dev_t rdev) if (inode->i_blocks) { inode->i_op = &sysv_symlink_inode_operations; inode->i_mapping->a_ops = &sysv_aops; - } else + } else { inode->i_op = &sysv_fast_symlink_inode_operations; + nd_terminate_link(SYSV_I(inode)->i_data, inode->i_size, + sizeof(SYSV_I(inode)->i_data) - 1); + } } else init_special_inode(inode, inode->i_mode, rdev); } -- 2.32.0.93.g670b81a890