diff options
Diffstat (limited to 'drivers/net/wimax/i2400m/usb-fw.c')
| -rw-r--r-- | drivers/net/wimax/i2400m/usb-fw.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wimax/i2400m/usb-fw.c b/drivers/net/wimax/i2400m/usb-fw.c index a2250e49a44..f162c815d50 100644 --- a/drivers/net/wimax/i2400m/usb-fw.c +++ b/drivers/net/wimax/i2400m/usb-fw.c @@ -172,7 +172,8 @@ ssize_t i2400mu_bus_bm_cmd_send(struct i2400m *i2400m, result = -E2BIG; if (cmd_size > I2400M_BM_CMD_BUF_SIZE) goto error_too_big; - memcpy(i2400m->bm_cmd_buf, _cmd, cmd_size); + if (_cmd != i2400m->bm_cmd_buf) + memmove(i2400m->bm_cmd_buf, _cmd, cmd_size); cmd = i2400m->bm_cmd_buf; if (cmd_size_a > cmd_size) /* Zero pad space */ memset(i2400m->bm_cmd_buf + cmd_size, 0, cmd_size_a - cmd_size); |