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staging: hv: Use kmemdup rather than duplicating its implementation

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Use kmemdup rather than duplicating its implementation

The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Thomas Meyer 2011-11-12 13:21:49 +01:00 committed by Greg Kroah-Hartman
parent b401731985
commit 27b7923035
2 changed files with 4 additions and 11 deletions
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4
drivers/staging/hv/hv_mouse.c
View File

@ -201,13 +201,11 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
desc = &device_info->hid_descriptor;
WARN_ON(desc->bLength == 0);
input_device->hid_desc = kzalloc(desc->bLength, GFP_ATOMIC);
input_device->hid_desc = kmemdup(desc, desc->bLength, GFP_ATOMIC);
if (!input_device->hid_desc)
goto cleanup;
memcpy(input_device->hid_desc, desc, desc->bLength);
input_device->report_desc_size = desc->desc[0].wDescriptorLength;
if (input_device->report_desc_size == 0)
goto cleanup;

11
drivers/staging/hv/netvsc.c
View File

@ -230,19 +230,14 @@ static int netvsc_init_recv_buf(struct hv_device *device)
net_device->recv_section_cnt = init_packet->msg.
v1_msg.send_recv_buf_complete.num_sections;
net_device->recv_section = kmalloc(net_device->recv_section_cnt
* sizeof(struct nvsp_1_receive_buffer_section), GFP_KERNEL);
net_device->recv_section = kmemdup(init_packet->msg.v1_msg.send_recv_buf_complete.sections,
net_device->recv_section_cnt * sizeof(struct nvsp_1_receive_buffer_section),
GFP_KERNEL);
if (net_device->recv_section == NULL) {
ret = -EINVAL;
goto cleanup;
}
memcpy(net_device->recv_section,
init_packet->msg.v1_msg.
send_recv_buf_complete.sections,
net_device->recv_section_cnt *
sizeof(struct nvsp_1_receive_buffer_section));
/*
* For 1st release, there should only be 1 section that represents the
* entire receive buffer