Hi Jakob, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [also build test WARNING on v4.16-rc5] [cannot apply to next-20180315] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Jakob-Unterwurzacher/can-ucan-add-driver-for-Theobroma-Systems-UCAN-devices/20180316-111528 config: i386-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/net/can/usb/ucan.c: In function 'ucan_release_context': >> drivers/net/can/usb/ucan.c:386:21: warning: format '%ld' expects argument of >> type 'long int', but argument 4 has type 'int' [-Wformat=] "context %p (#%ld) was not allocated\n", ~~^ %d ctx, ctx - up->tx_contexts); ~~~~~~~~~~~~~~~~~~~~~ vim +386 drivers/net/can/usb/ucan.c 376 377 static void ucan_release_context(struct ucan_priv *up, 378 struct ucan_urb_context *ctx) 379 { 380 WARN_ON_ONCE(!up->tx_contexts); 381 if (!up->tx_contexts) 382 return; 383 384 if (atomic_cmpxchg(&ctx->allocated, 1, 0) == 0) { 385 dev_warn(&up->udev->dev, > 386 "context %p (#%ld) was not allocated\n", 387 ctx, ctx - up->tx_contexts); 388 } else { 389 atomic_inc(&up->available_tx_urbs); 390 netif_wake_queue(up->netdev); 391 } 392 } 393 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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