On Tue, 18 Sep 2007 10:05:37 +0200 Andreas Herrmann <[email protected]> wrote:
> Fix compile error if !CONFIG_SYSCTL:
>
> ...
> LD .tmp_vmlinux1
> net/built-in.o: In function `init_p9':
> net/9p/mod.c:59: undefined reference to `p9_sysctl_register'
> net/built-in.o: In function `exit_p9':
> net/9p/mod.c:75: undefined reference to `p9_sysctl_unregister'
> make: *** [.tmp_vmlinux1] Error 1
> ...
A better fix would be
--- a/include/net/9p/9p.h~9p-fix-compile-error-if-config_sysctl
+++ a/include/net/9p/9p.h
@@ -412,6 +412,17 @@ int p9_idpool_check(int id, struct p9_id
int p9_error_init(void);
int p9_errstr2errno(char *, int);
+#ifdef CONFIG_SYSCTL
int __init p9_sysctl_register(void);
void __exit p9_sysctl_unregister(void);
+#else
+static inline int p9_sysctl_register(void)
+{
+ return 0;
+}
+
+static inline void p9_sysctl_unregister(void)
+{
+}
+
#endif /* NET_9P_H */
diff -puN net/9p/mod.c~9p-fix-compile-error-if-config_sysctl net/9p/mod.c
_
I struggled for five minutes trying to work out how to make CONFIG_SYSCTL
go away and gave up in disgust.
God I hate select.
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