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Message-ID: <202310032142.NaWYwlZc-lkp@intel.com>
Date: Tue, 3 Oct 2023 21:59:32 +0800
From: kernel test robot <lkp@...el.com>
To: Matt Johnston <matt@...econstruct.com.au>,
linux-i3c@...ts.infradead.org, netdev@...r.kernel.org,
devicetree@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
Jeremy Kerr <jk@...econstruct.com.au>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Subject: Re: [PATCH net-next v3 3/3] mctp i3c: MCTP I3C driver
Hi Matt,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/Matt-Johnston/dt-bindings-i3c-Add-mctp-controller-property/20231003-144037
base: net-next/main
patch link: https://lore.kernel.org/r/20231003063624.126723-4-matt%40codeconstruct.com.au
patch subject: [PATCH net-next v3 3/3] mctp i3c: MCTP I3C driver
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20231003/202310032142.NaWYwlZc-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231003/202310032142.NaWYwlZc-lkp@intel.com/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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310032142.NaWYwlZc-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/net/mctp/mctp-i3c.c: In function 'mctp_i3c_read':
>> drivers/net/mctp/mctp-i3c.c:121:9: error: implicit declaration of function 'put_unaligned_be48' [-Werror=implicit-function-declaration]
121 | put_unaligned_be48(mi->pid, ihdr->source);
| ^~~~~~~~~~~~~~~~~~
drivers/net/mctp/mctp-i3c.c: In function 'mctp_i3c_xmit':
>> drivers/net/mctp/mctp-i3c.c:380:15: error: implicit declaration of function 'get_unaligned_be48'; did you mean 'get_unalign_ctl'? [-Werror=implicit-function-declaration]
380 | pid = get_unaligned_be48(ihdr->dest);
| ^~~~~~~~~~~~~~~~~~
| get_unalign_ctl
cc1: some warnings being treated as errors
vim +/put_unaligned_be48 +121 drivers/net/mctp/mctp-i3c.c
98
99 static int mctp_i3c_read(struct mctp_i3c_device *mi)
100 {
101 struct i3c_priv_xfer xfer = { .rnw = 1, .len = mi->mrl };
102 struct net_device_stats *stats = &mi->mbus->ndev->stats;
103 struct mctp_i3c_internal_hdr *ihdr = NULL;
104 struct sk_buff *skb = NULL;
105 struct mctp_skb_cb *cb;
106 int net_status, rc;
107 u8 pec, addr;
108
109 skb = netdev_alloc_skb(mi->mbus->ndev,
110 mi->mrl + sizeof(struct mctp_i3c_internal_hdr));
111 if (!skb) {
112 stats->rx_dropped++;
113 rc = -ENOMEM;
114 goto err;
115 }
116
117 skb->protocol = htons(ETH_P_MCTP);
118 /* Create a header for internal use */
119 skb_reset_mac_header(skb);
120 ihdr = skb_put(skb, sizeof(struct mctp_i3c_internal_hdr));
> 121 put_unaligned_be48(mi->pid, ihdr->source);
122 put_unaligned_be48(mi->mbus->pid, ihdr->dest);
123 skb_pull(skb, sizeof(struct mctp_i3c_internal_hdr));
124
125 xfer.data.in = skb_put(skb, mi->mrl);
126
127 rc = i3c_device_do_priv_xfers(mi->i3c, &xfer, 1);
128 if (rc < 0)
129 goto err;
130
131 if (WARN_ON_ONCE(xfer.len > mi->mrl)) {
132 /* Bad i3c bus driver */
133 rc = -EIO;
134 goto err;
135 }
136 if (xfer.len < MCTP_I3C_MINLEN) {
137 stats->rx_length_errors++;
138 rc = -EIO;
139 goto err;
140 }
141
142 /* check PEC, including address byte */
143 addr = mi->addr << 1 | 1;
144 pec = i2c_smbus_pec(0, &addr, 1);
145 pec = i2c_smbus_pec(pec, xfer.data.in, xfer.len - 1);
146 if (pec != ((u8 *)xfer.data.in)[xfer.len - 1]) {
147 stats->rx_crc_errors++;
148 rc = -EINVAL;
149 goto err;
150 }
151
152 /* Remove PEC */
153 skb_trim(skb, xfer.len - 1);
154
155 cb = __mctp_cb(skb);
156 cb->halen = PID_SIZE;
157 put_unaligned_be48(mi->pid, cb->haddr);
158
159 net_status = netif_rx(skb);
160
161 if (net_status == NET_RX_SUCCESS) {
162 stats->rx_packets++;
163 stats->rx_bytes += xfer.len - 1;
164 } else {
165 stats->rx_dropped++;
166 }
167
168 return 0;
169 err:
170 kfree_skb(skb);
171 return rc;
172 }
173
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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