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usb: core: driver: Use kmalloc_array 

Use kmalloc_array instead of kmalloc to allocate memory for an array.
Also, remove the dev_warn for a memory leak, making the if check more
sleek.

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Muhammad Falak R Wani 2015-09-07 21:30:25 +05:30 committed by Greg Kroah-Hartman
parent 776c15d0ad
commit 9766f2517e
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/core/driver.c
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@ -421,12 +421,10 @@ static int usb_unbind_interface(struct device *dev)
if (ep->streams == 0)
continue;
if (j == 0) {
eps = kmalloc(USB_MAXENDPOINTS * sizeof(void *),
eps = kmalloc_array(USB_MAXENDPOINTS, sizeof(void *),
GFP_KERNEL);
if (!eps) {
dev_warn(dev, "oom, leaking streams\n");
if (!eps)
break;
}
}
eps[j++] = ep;
}