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>

diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 047f9f94d72d0d10fd2acbbfd05a2e768fe47cd0..56593a9a87268cc0f6d8181cb5f8021c252b457b 100644 (file)
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -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;
        }