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[Qemu-devel] [PATCH 13/14] usb-redir: Revert usb-redir part of commit 93


From: Gerd Hoffmann
Subject: [Qemu-devel] [PATCH 13/14] usb-redir: Revert usb-redir part of commit 93bfef4c
Date: Thu, 13 Sep 2012 10:39:59 +0200

From: Hans de Goede <address@hidden>

Commit 93bfef4c6e4b23caea9d51e1099d06433d8835a4 makes qemu-devices
which report the qemu version string to the guest in some way use a
qemu_get_version function which reports a machine-specific version string.

However usb-redir does not expose the qemu version to the guest, only to
the usbredir-host as part of the initial handshake. This can then be logged
on the usbredir-host side for debugging purposes and is otherwise completely
unused! For debugging purposes it is important to have the real qemu version
in there, rather then the machine-specific version.

Signed-off-by: Hans de Goede <address@hidden>
Signed-off-by: Gerd Hoffmann <address@hidden>
---
 hw/usb/redirect.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index 9a4be6d..b10241a 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -142,6 +142,8 @@ static void usbredir_interrupt_packet(void *priv, uint64_t 
id,
 static int usbredir_handle_status(USBRedirDevice *dev,
                                        int status, int actual_len);
 
+#define VERSION "qemu usb-redir guest " QEMU_VERSION
+
 /*
  * Logging stuff
  */
@@ -863,7 +865,6 @@ static void usbredir_chardev_close_bh(void *opaque)
 static void usbredir_chardev_open(USBRedirDevice *dev)
 {
     uint32_t caps[USB_REDIR_CAPS_SIZE] = { 0, };
-    char version[32];
     int flags = 0;
 
     /* Make sure any pending closes are handled (no-op if none pending) */
@@ -872,9 +873,6 @@ static void usbredir_chardev_open(USBRedirDevice *dev)
 
     DPRINTF("creating usbredirparser\n");
 
-    strcpy(version, "qemu usb-redir guest ");
-    pstrcat(version, sizeof(version), qemu_get_version());
-
     dev->parser = qemu_oom_check(usbredirparser_create());
     dev->parser->priv = dev;
     dev->parser->log_func = usbredir_log;
@@ -906,7 +904,7 @@ static void usbredir_chardev_open(USBRedirDevice *dev)
     if (runstate_check(RUN_STATE_INMIGRATE)) {
         flags |= usbredirparser_fl_no_hello;
     }
-    usbredirparser_init(dev->parser, version, caps, USB_REDIR_CAPS_SIZE,
+    usbredirparser_init(dev->parser, VERSION, caps, USB_REDIR_CAPS_SIZE,
                         flags);
     usbredirparser_do_write(dev->parser);
 }
-- 
1.7.1




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