[lttng-dev] [PATCH lttng-ust] Fix linking warning.

[Mohamad Gebai]

lttng_static_ctx should be extern in this header to avoid getting a
warning when --warn-common is used.

PS: Thanks to Yannick Brosseau for his help.

Signed-off-by: Mohamad Gebai <mohamad.gebai at polymtl.ca>
---
 include/lttng/ust-events.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index 74a3bc6..c563511 100644
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -543,7 +543,7 @@ int lttng_attach_context(struct lttng_ust_context *context_param,
 		struct lttng_ctx **ctx, struct lttng_session *session);
 void lttng_context_init(void);
 void lttng_context_exit(void);
-struct lttng_ctx *lttng_static_ctx;	/* Used by filtering */
+extern struct lttng_ctx *lttng_static_ctx;	/* Used by filtering */
 
 void lttng_transport_register(struct lttng_transport *transport);
 void lttng_transport_unregister(struct lttng_transport *transport);
-- 
1.7.10.4