An empty GSList is represented by a NULL pointer, therefore it's a perfectly valid argument for g_slist_find() and there's no need to make any additional check.
Signed-off-by: Alberto Garcia <[email protected]> --- block/io.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/io.c b/block/io.c index e295992..2f7f889 100644 --- a/block/io.c +++ b/block/io.c @@ -283,7 +283,7 @@ void bdrv_drain_all(void) } aio_context_release(aio_context); - if (!aio_ctxs || !g_slist_find(aio_ctxs, aio_context)) { + if (!g_slist_find(aio_ctxs, aio_context)) { aio_ctxs = g_slist_prepend(aio_ctxs, aio_context); } } -- 2.1.4
