diff options
| -rw-r--r-- | fs/nfsd/vfs.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index f83ab4cf4265..df4019f04560 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -880,6 +880,16 @@ out: return err; } +static void kill_suid(struct dentry *dentry) +{ + struct iattr ia; + ia.ia_valid = ATTR_KILL_SUID | ATTR_KILL_SGID; + + down(&dentry->d_inode->i_sem); + notify_change(dentry, &ia); + up(&dentry->d_inode->i_sem); +} + static inline int nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, loff_t offset, struct kvec *vec, int vlen, @@ -933,14 +943,8 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file, } /* clear setuid/setgid flag after write */ - if (err >= 0 && (inode->i_mode & (S_ISUID | S_ISGID))) { - struct iattr ia; - ia.ia_valid = ATTR_KILL_SUID | ATTR_KILL_SGID; - - down(&inode->i_sem); - notify_change(dentry, &ia); - up(&inode->i_sem); - } + if (err >= 0 && (inode->i_mode & (S_ISUID | S_ISGID))) + kill_suid(dentry); if (err >= 0 && stable) { static ino_t last_ino; |