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>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c
index 77eef8acff94..f641342cdec0 100644
--- 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;
         }
 }