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-rw-r--r--net/core/net_namespace.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 6c6b86d0da15..e41e5110c65c 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -310,19 +310,17 @@ struct net *get_net_ns_by_fd(int fd)
310 struct file *file; 310 struct file *file;
311 struct net *net; 311 struct net *net;
312 312
313 net = ERR_PTR(-EINVAL);
314 file = proc_ns_fget(fd); 313 file = proc_ns_fget(fd);
315 if (!file) 314 if (IS_ERR(file))
316 goto out; 315 return ERR_CAST(file);
317 316
318 ei = PROC_I(file->f_dentry->d_inode); 317 ei = PROC_I(file->f_dentry->d_inode);
319 if (ei->ns_ops != &netns_operations) 318 if (ei->ns_ops == &netns_operations)
320 goto out; 319 net = get_net(ei->ns);
320 else
321 net = ERR_PTR(-EINVAL);
321 322
322 net = get_net(ei->ns); 323 fput(file);
323out:
324 if (file)
325 fput(file);
326 return net; 324 return net;
327} 325}
328 326