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hidpp-device: avoid unaligned memory access

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Fixes a -Wcast-align warning and a -fsanitize=undefined error.

https://bugs.freedesktop.org/show_bug.cgi?id=71079
This commit is contained in:
Peter Wu 2014-11-17 22:33:32 +01:00 • committed by Bastien Nocera
parent 5eead9ecf6
commit b3e5143f5a
1 changed files with 3 additions and 3 deletions
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6
src/linux/hidpp-device.c
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@ -818,7 +818,7 @@ hidpp_device_refresh (HidppDevice *device,
/* get serial number, this can be queried from the receiver */
if ((refresh_flags & HIDPP_REFRESH_FLAGS_SERIAL) > 0) {
guint32 *serialp;
guint32 serial;
msg.type = HIDPP_MSG_TYPE_SHORT;
msg.device_idx = HIDPP_RECEIVER_ADDRESS;
@ -834,8 +834,8 @@ hidpp_device_refresh (HidppDevice *device,
if (!ret)
goto out;
serialp = (guint32 *) &msg.l.params[1];
priv->serial = g_strdup_printf ("%08X", g_ntohl(*serialp));
memcpy (&serial, msg.l.params + 1, sizeof(serial));
priv->serial = g_strdup_printf ("%08X", g_ntohl(serial));
}
/* get battery status */