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usb: gadget: Use kmemdup instead of kmalloc + memcpy 

This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci

Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
Signed-off-by: Felipe Balbi <balbi@ti.com>
hifive-unleashed-5.1
Benoit Taine 2014-05-26 17:21:20 +02:00 committed by Felipe Balbi
parent eac44dc4e7
commit 58b949e084
2 changed files with 2 additions and 5 deletions
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4
drivers/usb/gadget/configfs.c
View File

@ -1021,12 +1021,10 @@ static ssize_t ext_prop_data_store(struct usb_os_desc_ext_prop *ext_prop,
if (page[len - 1] == '\n' || page[len - 1] == '\0')
--len;
new_data = kzalloc(len, GFP_KERNEL);
new_data = kmemdup(page, len, GFP_KERNEL);
if (!new_data)
return -ENOMEM;
memcpy(new_data, page, len);
if (desc->opts_mutex)
mutex_lock(desc->opts_mutex);
kfree(ext_prop->data);

3
drivers/usb/gadget/lpc32xx_udc.c
View File

@ -3045,11 +3045,10 @@ static int __init lpc32xx_udc_probe(struct platform_device *pdev)
dma_addr_t dma_handle;
struct device_node *isp1301_node;
udc = kzalloc(sizeof(*udc), GFP_KERNEL);
udc = kmemdup(&controller_template, sizeof(*udc), GFP_KERNEL);
if (!udc)
return -ENOMEM;
memcpy(udc, &controller_template, sizeof(*udc));
for (i = 0; i <= 15; i++)
udc->ep[i].udc = udc;
udc->gadget.ep0 = &udc->ep[0].ep;