Attempt to fix host serial passthrough on Linux

2025-08-29 01:29:41 +06:00
parent 30524acbbd
commit 084091ac3b
1 changed files with 6 additions and 1 deletions
--- a/src/unix/unix_serial_passthrough.c
+++ b/src/unix/unix_serial_passthrough.c
@@ -57,8 +57,13 @@ plat_serpt_read(void *priv, uint8_t *data)
    fd_set                rdfds;

    switch (dev->mode) {
+        case SERPT_MODE_HOSTSER: {
+            if (read(dev->master_fd, data, 1) > 0) {
+                return 1;
+            }
+            return 0;
+        }
        case SERPT_MODE_VCON:
-        case SERPT_MODE_HOSTSER:
            FD_ZERO(&rdfds);
            FD_SET(dev->master_fd, &rdfds);
            tv.tv_sec  = 0;