diff mbox series

[PULL,v2,09/25] aio/win32: aio_set_fd_handler() only supports SOCKET

Message ID 20230313114648.426607-10-marcandre.lureau@redhat.com
State New
Headers show
Series [PULL,v2,01/25] util: drop qemu_fork() | expand

Commit Message

Marc-André Lureau March 13, 2023, 11:46 a.m. UTC 
From: Marc-André Lureau <marcandre.lureau@redhat.com>

Let's check if the argument is actually a SOCKET, else report an error
and return.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Message-Id: <20230221124802.4103554-10-marcandre.lureau@redhat.com>
---
 util/aio-win32.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/util/aio-win32.c b/util/aio-win32.c
index 74d63fa21e..08e8f5615d 100644
--- a/util/aio-win32.c
+++ b/util/aio-win32.c
@@ -22,6 +22,7 @@ 
 #include "qemu/sockets.h"
 #include "qapi/error.h"
 #include "qemu/rcu_queue.h"
+#include "qemu/error-report.h"
 
 struct AioHandler {
     EventNotifier *e;
@@ -70,10 +71,14 @@  void aio_set_fd_handler(AioContext *ctx,
                         IOHandler *io_poll_ready,
                         void *opaque)
 {
-    /* fd is a SOCKET in our case */
     AioHandler *old_node;
     AioHandler *node = NULL;
 
+    if (!fd_is_socket(fd)) {
+        error_report("fd=%d is not a socket, AIO implementation is missing", fd);
+        return;
+    }
+
     qemu_lockcnt_lock(&ctx->list_lock);
     QLIST_FOREACH(old_node, &ctx->aio_handlers, node) {
         if (old_node->pfd.fd == fd && !old_node->deleted) {