Fix a misspelling of "control" in the trace agent controller description.

Signed-off-by: GuoHan Zhao <zhaoguohan@kylinos.cn>
---
 tools/virtio/virtio-trace/trace-agent-ctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/virtio/virtio-trace/trace-agent-ctl.c b/tools/virtio/virtio-trace/trace-agent-ctl.c
index 39860be6e2d8..9577579e86da 100644
--- a/tools/virtio/virtio-trace/trace-agent-ctl.c
+++ b/tools/virtio/virtio-trace/trace-agent-ctl.c
@@ -84,7 +84,7 @@ static int wait_order(int ctl_fd)
 }
 
 /*
- * contol read/write threads by handling global_run_operation
+ * control read/write threads by handling global_run_operation
  */
 void *rw_ctl_loop(int ctl_fd)
 {
-- 
2.43.0