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usb: raw-gadget: use kzalloc

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Use kzalloc instead of kmalloc + memset.

The semantic patch that makes this change is:
(https://coccinelle.gitlabpages.inria.fr/website/)

//<smpl>
@@
expression res, size, flag;
@@
- res = kmalloc(size, flag);
+ res = kzalloc(size, flag);
  ...
- memset(res, 0, size);
//</smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>

Link: https://lore.kernel.org/r/20220312102705.71413-7-Julia.Lawall@inria.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Julia Lawall 2022-03-12 11:27:05 +01:00 committed by Greg Kroah-Hartman
parent 32d8bb3ed8
commit beb8518e26
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/gadget/legacy/raw_gadget.c
View file

@ -1157,7 +1157,7 @@ static int raw_ioctl_eps_info(struct raw_dev *dev, unsigned long value)
struct usb_raw_eps_info *info;
struct raw_ep *ep;
info = kmalloc(sizeof(*info), GFP_KERNEL);
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
ret = -ENOMEM;
goto out;
@ -1177,7 +1177,6 @@ static int raw_ioctl_eps_info(struct raw_dev *dev, unsigned long value)
goto out_free;
}
memset(info, 0, sizeof(*info));
for (i = 0; i < dev->eps_num; i++) {
ep = &dev->eps[i];
strscpy(&info->eps[i].name[0], ep->ep->name,