USB: Removing NULL check for pool since dma_pool_destroy is safe

Removing NULL check for pool since dma_pool_destroy is safe

Signed-off-by: Salil Kapur <salilkapur93@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c
index 77eef8a..f641342 100644 (file)
--- a/drivers/usb/core/buffer.c
+++ b/drivers/usb/core/buffer.c
@@ -101,12 +101,8 @@ void hcd_buffer_destroy(struct usb_hcd *hcd)
                return;
 
        for (i = 0; i < HCD_BUFFER_POOLS; i++) {
-               struct dma_pool *pool = hcd->pool[i];
-
-               if (pool) {
-                       dma_pool_destroy(pool);
-                       hcd->pool[i] = NULL;
-               }
+               dma_pool_destroy(hcd->pool[i]);
+               hcd->pool[i] = NULL;
        }
 }