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[Qemu-devel] [FOR 0.12 PATCH] usb-host: check mon before using it.
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [FOR 0.12 PATCH] usb-host: check mon before using it. |
Date: |
Tue, 15 Dec 2009 11:43:02 +0100 |
Signed-off-by: Gerd Hoffmann <address@hidden>
---
usb-linux.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/usb-linux.c b/usb-linux.c
index 105ce88..88728e9 100644
--- a/usb-linux.c
+++ b/usb-linux.c
@@ -1206,7 +1206,8 @@ static int usb_host_read_file(char *line, size_t
line_size, const char *device_f
ret = 1;
#if 0
} else {
- monitor_printf(mon, "husb: could not open %s\n", filename);
+ if (mon)
+ monitor_printf(mon, "husb: could not open %s\n", filename);
#endif
}
@@ -1339,15 +1340,17 @@ static int usb_host_scan(void *opaque, USBScanFunc
*func)
}
found_devices:
if (!usb_fs_type) {
- monitor_printf(mon, "husb: unable to access USB devices\n");
+ if (mon)
+ monitor_printf(mon, "husb: unable to access USB devices\n");
return -ENOENT;
}
/* the module setting (used later for opening devices) */
usb_host_device_path = qemu_mallocz(strlen(devpath)+1);
strcpy(usb_host_device_path, devpath);
- monitor_printf(mon, "husb: using %s file-system with %s\n",
- fs_type[usb_fs_type], usb_host_device_path);
+ if (mon)
+ monitor_printf(mon, "husb: using %s file-system with %s\n",
+ fs_type[usb_fs_type], usb_host_device_path);
}
switch (usb_fs_type) {
--
1.6.5.2
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