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Diffstat (limited to 'fs/9p/vfs_inode.c')
-rw-r--r--fs/9p/vfs_inode.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 5fe45d692c9f..f2434fc9d2c4 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -34,6 +34,7 @@
#include <linux/namei.h>
#include <linux/idr.h>
#include <linux/sched.h>
+#include <linux/slab.h>
#include <net/9p/9p.h>
#include <net/9p/client.h>
@@ -431,6 +432,7 @@ error:
static int v9fs_remove(struct inode *dir, struct dentry *file, int rmdir)
{
+ int retval;
struct inode *file_inode;
struct v9fs_session_info *v9ses;
struct p9_fid *v9fid;
@@ -444,7 +446,10 @@ static int v9fs_remove(struct inode *dir, struct dentry *file, int rmdir)
if (IS_ERR(v9fid))
return PTR_ERR(v9fid);
- return p9_client_remove(v9fid);
+ retval = p9_client_remove(v9fid);
+ if (!retval)
+ drop_nlink(file_inode);
+ return retval;
}
static int
@@ -656,6 +661,9 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
P9_DPRINTK(P9_DEBUG_VFS, "dir: %p dentry: (%s) %p nameidata: %p\n",
dir, dentry->d_name.name, dentry, nameidata);
+ if (dentry->d_name.len > NAME_MAX)
+ return ERR_PTR(-ENAMETOOLONG);
+
sb = dir->i_sb;
v9ses = v9fs_inode2v9ses(dir);
dfid = v9fs_fid_lookup(dentry->d_parent);