[PATCH 3/5] tools/kvm/9p: Don't follow symlink on server

Aneesh Kumar K.V
2011-06-18T17:49:20Z

Use lstat instead of stat

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
tools/kvm/virtio/9p.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/kvm/virtio/9p.c b/tools/kvm/virtio/9p.c
index 209760b..3172c1a 100644
--- a/tools/kvm/virtio/9p.c
+++ b/tools/kvm/virtio/9p.c
@@ -227,7 +227,7 @@ static bool virtio_p9_open(struct p9_dev *p9dev, struct p9_msg *msg,
struct p9_fid *new_fid = &p9dev->fids[topen->fid];
struct stat st;

- if (stat(new_fid->abs_path, &st) < 0)
+ if (lstat(new_fid->abs_path, &st) < 0)
return false;

st2qid(&st, &ropen->qid);
@@ -274,7 +274,7 @@ static bool virtio_p9_create(struct p9_dev *p9dev, struct p9_msg *msg,
fid->fd = open(fid->abs_path, omode2uflags(mode) | O_CREAT, 0777);
}

- if (stat(fid->abs_path, &st) < 0)
+ if (lstat(fid->abs_path, &st) < 0)
return false;

st2qid(&st, &rcreate->qid);
@@ -308,7 +308,7 @@ static bool virtio_p9_walk(struct p9_dev *p9dev, struct p9_msg *msg,
/* Format the new path we're 'walk'ing into */
sprintf(tmp, "%s/%.*s", fid->path, str->len, (char *)&str->str);

- if (stat(rel_to_abs(p9dev, tmp, full_path), &st) < 0)
+ if (lstat(rel_to_abs(p9dev, tmp, full_path), &st) < 0)
break;

st2qid(&st, &rwalk->wqids[i]);
@@ -344,7 +344,7 @@ static bool virtio_p9_attach(struct p9_dev *p9dev, struct p9_msg *msg,
for (i = 0; i < VIRTIO_P9_MAX_FID; i++)
p9dev->fids[i].fid = P9_NOFID;

- if (stat(p9dev->root_dir, &st) < 0)
+ if (lstat(p9dev->root_dir, &st) < 0)
return false;

st2qid(&st, &rattach->qid);
@@ -421,7 +421,7 @@ static bool virtio_p9_read(struct p9_dev *p9dev, struct p9_msg *msg,
while (cur) {
u32 read;

- stat(rel_to_abs(p9dev, cur->d_name, full_path), &st);
+ lstat(rel_to_abs(p9dev, cur->d_name, full_path), &st);
read = virtio_p9_fill_stat(p9dev, cur->d_name,
&st, rstat);
rread->count += read;
@@ -453,7 +453,7 @@ static bool virtio_p9_stat(struct p9_dev *p9dev, struct p9_msg *msg,
struct p9_fid *fid = &p9dev->fids[tstat->fid];
u32 ret;

- if (stat(fid->abs_path, &st) < 0)
+ if (lstat(fid->abs_path, &st) < 0)
return false;

ret = virtio_p9_fill_stat(p9dev, fid->path, &st, rstat);
--
1.7.4.1