Thread (7 messages) 7 messages, 2 authors, 2009-11-05

Re: [PATCHv6 1/3] tun: export underlying socket

From: Arnd Bergmann <arnd@arndb.de>
Date: 2009-11-04 18:09:12
Also in: kvm, linux-mm, lkml

On Tuesday 03 November 2009, Arnd Bergmann wrote:
quoted
index 3f5fd52..404abe0 100644
--- a/include/linux/if_tun.h
+++ b/include/linux/if_tun.h
@@ -86,4 +86,18 @@ struct tun_filter {
        __u8   addr[0][ETH_ALEN];
 };
 
+#ifdef __KERNEL__
+#if defined(CONFIG_TUN) || defined(CONFIG_TUN_MODULE)
+struct socket *tun_get_socket(struct file *);
+#else
+#include <linux/err.h>
+#include <linux/errno.h>
+struct file;
+struct socket;
+static inline struct socket *tun_get_socket(struct file *f)
+{
+       return ERR_PTR(-EINVAL);
+}
+#endif /* CONFIG_TUN */
+#endif /* __KERNEL__ */
 #endif /* __IF_TUN_H */
Is this a leftover from testing? Exporting the function for !__KERNEL__
seems pointless.
Michael, you didn't reply on this comment and the code is still there in v8.
Do you actually need this? What for?

	Arnd <><

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