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staging: r8188eu: Use kmemdup() to replace kmalloc + memcpy

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fix memdup.cocci warning:
drivers/staging/r8188eu/os_dep/ioctl_linux.c:4452:33-40: WARNING opportunity for kmemdup

Generated by: scripts/coccinelle/api/memdup.cocci

Signed-off-by: Kai Song <songkai01@inspur.com>
Link: https://lore.kernel.org/r/20211003072841.215903-1-songkai01@inspur.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kai Song
2021-10-03 15:28:41 +08:00
committed by Greg Kroah-Hartman
parent 4bea8519aa
commit 9ffc67da4b
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/r8188eu/os_dep/ioctl_linux.c
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@@ -4183,12 +4183,11 @@ static int rtw_wx_set_priv(struct net_device *dev,
kfree(pmlmepriv->wps_probe_req_ie);
pmlmepriv->wps_probe_req_ie = NULL;
pmlmepriv->wps_probe_req_ie = kmalloc(cp_sz, GFP_KERNEL);
pmlmepriv->wps_probe_req_ie = kmemdup(probereq_wpsie, cp_sz, GFP_KERNEL);
if (!pmlmepriv->wps_probe_req_ie) {
ret = -EINVAL;
goto FREE_EXT;
}
memcpy(pmlmepriv->wps_probe_req_ie, probereq_wpsie, cp_sz);
pmlmepriv->wps_probe_req_ie_len = cp_sz;
}
goto FREE_EXT;