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um: NULL check before kfree is not needed

소스 검색 
kfree(NULL) is safe,so this removes NULL check before freeing the mem

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
YueHaibing
2018-08-03 14:39:11 +08:00
committed by Richard Weinberger
부모 369cca2668
커밋 d312a25d47
3개의 변경된 파일과 8개의 추가작업 그리고 16개의 파일을 삭제
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15
arch/um/drivers/vector_kern.c
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@@ -1118,16 +1118,11 @@ static int vector_net_close(struct net_device *dev)
os_close_file(vp->fds->tx_fd);
vp->fds->tx_fd = -1;
}
if (vp->bpf != NULL)
kfree(vp->bpf);
if (vp->fds->remote_addr != NULL)
kfree(vp->fds->remote_addr);
if (vp->transport_data != NULL)
kfree(vp->transport_data);
if (vp->header_rxbuffer != NULL)
kfree(vp->header_rxbuffer);
if (vp->header_txbuffer != NULL)
kfree(vp->header_txbuffer);
kfree(vp->bpf);
kfree(vp->fds->remote_addr);
kfree(vp->transport_data);
kfree(vp->header_rxbuffer);
kfree(vp->header_txbuffer);
if (vp->rx_queue != NULL)
destroy_queue(vp->rx_queue);
if (vp->tx_queue != NULL)