Author: Julia Lawall <Julia.Lawall@lip6.fr> Remove unneeded NULL test. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x; @@ -if (x != NULL) \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); // Signed-off-by: Julia Lawall Signed-off-by: Felipe Balbi — drivers/usb/gadget/udc/bdc/bdc_core.c | 3 +– drivers/usb/gadget/udc/gr_udc.c | 3 +– drivers/usb/gadget/udc/mv_u3d_core.c | 3 +– drivers/usb/gadget/udc/mv_udc_core.c | 3 +– 4 files …