Hi Holger, kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main] [also build test ERROR on v7.1-rc3 next-20260508] [cannot apply to net/main linus/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Holger-Brunck/net-wan-fsl_ucc_hdlc-free-tx_skbuff-in-uhdlc_memclean/20260514-055007 base: net-next/main patch link: https://lore.kernel.org/r/20260504161145.2217950-1-holger.brunck%40hitachienergy.com patch subject: [PATCH net] net: wan: fsl_ucc_hdlc: free tx_skbuff in uhdlc_memclean config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260515/[email protected]/config) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260515/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All error/warnings (new ones prefixed by >>): >> drivers/net/wan/fsl_ucc_hdlc.c:775:32: error: expected ';' in 'for' >> statement specifier 775 | for (i = 0; i < TX_BD_RING_LEN) { | ^ >> drivers/net/wan/fsl_ucc_hdlc.c:775:14: warning: variable 'i' used in loop >> condition not modified in loop body [-Wfor-loop-analysis] 775 | for (i = 0; i < TX_BD_RING_LEN) { | ^ 1 warning and 1 error generated. vim +775 drivers/net/wan/fsl_ucc_hdlc.c 740 741 static void uhdlc_memclean(struct ucc_hdlc_private *priv) 742 { 743 int i; 744 745 qe_muram_free(ioread16be(&priv->ucc_pram->riptr)); 746 qe_muram_free(ioread16be(&priv->ucc_pram->tiptr)); 747 748 if (priv->rx_bd_base) { 749 dma_free_coherent(priv->dev, 750 RX_BD_RING_LEN * sizeof(struct qe_bd), 751 priv->rx_bd_base, priv->dma_rx_bd); 752 753 priv->rx_bd_base = NULL; 754 priv->dma_rx_bd = 0; 755 } 756 757 if (priv->tx_bd_base) { 758 dma_free_coherent(priv->dev, 759 TX_BD_RING_LEN * sizeof(struct qe_bd), 760 priv->tx_bd_base, priv->dma_tx_bd); 761 762 priv->tx_bd_base = NULL; 763 priv->dma_tx_bd = 0; 764 } 765 766 if (priv->ucc_pram) { 767 qe_muram_free(priv->ucc_pram_offset); 768 priv->ucc_pram = NULL; 769 priv->ucc_pram_offset = 0; 770 } 771 772 kfree(priv->rx_skbuff); 773 priv->rx_skbuff = NULL; 774 > 775 for (i = 0; i < TX_BD_RING_LEN) { 776 kfree(priv->tx_skbuff[i]); 777 priv->tx_skbuff[i] = NULL; 778 } 779 780 kfree(priv->tx_skbuff); 781 priv->tx_skbuff = NULL; 782 783 if (priv->uccf) { 784 ucc_fast_free(priv->uccf); 785 priv->uccf = NULL; 786 } 787 788 if (priv->rx_buffer) { 789 dma_free_coherent(priv->dev, 790 (RX_BD_RING_LEN + TX_BD_RING_LEN) * MAX_RX_BUF_LENGTH, 791 priv->rx_buffer, priv->dma_rx_addr); 792 priv->rx_buffer = NULL; 793 priv->dma_rx_addr = 0; 794 795 priv->tx_buffer = NULL; 796 priv->dma_tx_addr = 0; 797 798 } 799 } 800 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
