1 files changed, 4 insertions, 0 deletions
diff --git a/block-raw-posix.c b/block-raw-posix.c
index 2875fa1bfc..267d6c07bd 100644
--- a/block-raw-posix.c
+++ b/block-raw-posix.c
@@ -584,6 +584,10 @@ static int posix_aio_init(void)
     
     s->first_aio = NULL;
     s->fd = qemu_signalfd(&mask);
+    if (s->fd == -1) {
+        fprintf(stderr, "failed to create signalfd\n");
+        return -errno;
+    }
 
     fcntl(s->fd, F_SETFL, O_NONBLOCK);