[libqb] [PATCH 2/3] RB: check for NULL on close

[Angus Salkeld]

this just saves the user from doing this.

Signed-off-by: Angus Salkeld <asalkeld(a)redhat.com&gt;
---
 lib/ringbuffer.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/lib/ringbuffer.c b/lib/ringbuffer.c
index 2fa44b3..bc57a7d 100644
--- a/lib/ringbuffer.c
+++ b/lib/ringbuffer.c
@@ -198,6 +198,9 @@ cleanup_hdr:
 
 void qb_rb_close(qb_ringbuffer_t * rb)
 {
+	if (rb == NULL) {
+		return;
+	}
 	qb_util_log(LOG_DEBUG,
 		    "Destroying ringbuffer: %s",
 		    rb->shared_hdr->hdr_path);
-- 
1.7.3.1