afs: Fix signal handling in some file ops

afs_mkdir(), afs_create(), afs_link() and afs_symlink() all need to drop
the target dentry if a signal causes the operation to be killed immediately
before we try to contact the server.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2017-11-20 22:41:00 +00:00
parent bc1527dcb4
commit 4433b69141

View file

@ -818,6 +818,8 @@ static int afs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
ret = afs_end_vnode_operation(&fc);
if (ret < 0)
goto error_key;
} else {
goto error_key;
}
key_put(key);
@ -1006,6 +1008,8 @@ static int afs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
ret = afs_end_vnode_operation(&fc);
if (ret < 0)
goto error_key;
} else {
goto error_key;
}
key_put(key);
@ -1071,6 +1075,8 @@ static int afs_link(struct dentry *from, struct inode *dir,
ret = afs_end_vnode_operation(&fc);
if (ret < 0)
goto error_key;
} else {
goto error_key;
}
key_put(key);
@ -1130,6 +1136,8 @@ static int afs_symlink(struct inode *dir, struct dentry *dentry,
ret = afs_end_vnode_operation(&fc);
if (ret < 0)
goto error_key;
} else {
goto error_key;
}
key_put(key);