Messages in this thread | | | Date | Fri, 3 Feb 2017 07:49:26 +0800 | From | kbuild test robot <> | Subject | [tip:WIP.sched/core 117/122] drivers/misc/eeprom/eeprom.c:99:2: note: in expansion of macro 'if' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.sched/core head: a69a38e26e87ddbe993e33b55f693405cd62c76f commit: bcdc18d4a46bc321d73fa769cfe294cf3cdae07d [117/122] sched/headers: Remove <linux/cred.h> inclusion from <linux/sched.h> config: i386-randconfig-sb0-02030321 (attached as .config) compiler: gcc-5 (Debian 5.4.1-2) 5.4.1 20160904 reproduce: git checkout bcdc18d4a46bc321d73fa769cfe294cf3cdae07d # save the attached .config to linux build tree make ARCH=i386
All warnings (new ones prefixed by >>):
In file included from include/linux/linkage.h:4:0, from include/linux/kernel.h:6, from drivers/misc/eeprom/eeprom.c:19: drivers/misc/eeprom/eeprom.c: In function 'eeprom_read': drivers/misc/eeprom/eeprom.c:99:31: error: implicit declaration of function 'capable' [-Werror=implicit-function-declaration] if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^ >> drivers/misc/eeprom/eeprom.c:99:2: note: in expansion of macro 'if' if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ drivers/misc/eeprom/eeprom.c:99:39: error: 'CAP_SYS_ADMIN' undeclared (first use in this function) if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^ >> drivers/misc/eeprom/eeprom.c:99:2: note: in expansion of macro 'if' if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ drivers/misc/eeprom/eeprom.c:99:39: note: each undeclared identifier is reported only once for each function it appears in if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^ >> drivers/misc/eeprom/eeprom.c:99:2: note: in expansion of macro 'if' if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { ^ cc1: some warnings being treated as errors
vim +/if +99 drivers/misc/eeprom/eeprom.c
110f42290f drivers/misc/eeprom/eeprom.c Arce, Abraham 2010-05-13 13 * This program is distributed in the hope that it will be useful, 110f42290f drivers/misc/eeprom/eeprom.c Arce, Abraham 2010-05-13 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 110f42290f drivers/misc/eeprom/eeprom.c Arce, Abraham 2010-05-13 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 110f42290f drivers/misc/eeprom/eeprom.c Arce, Abraham 2010-05-13 16 * GNU General Public License for more details. ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 17 */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 18 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 @19 #include <linux/kernel.h> ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 20 #include <linux/module.h> 1698da2461 drivers/misc/eeprom/eeprom.c Himangi Saraogi 2014-08-02 21 #include <linux/device.h> ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 22 #include <linux/jiffies.h> ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 23 #include <linux/i2c.h> 5c085d369c drivers/i2c/chips/eeprom.c Ingo Molnar 2006-01-18 24 #include <linux/mutex.h> ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 25 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 26 /* Addresses to scan */ 2cdddeb8d7 drivers/i2c/chips/eeprom.c Jean Delvare 2008-01-27 27 static const unsigned short normal_i2c[] = { 0x50, 0x51, 0x52, 0x53, 0x54, ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 28 0x55, 0x56, 0x57, I2C_CLIENT_END }; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 29 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 30 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 31 /* Size of EEPROM in bytes */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 32 #define EEPROM_SIZE 256 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 33 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 34 /* possible types of eeprom devices */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 35 enum eeprom_nature { ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 36 UNKNOWN, ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 37 VAIO, ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 38 }; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 39 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 40 /* Each client has this additional data */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 41 struct eeprom_data { 5c085d369c drivers/i2c/chips/eeprom.c Ingo Molnar 2006-01-18 42 struct mutex update_lock; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 43 u8 valid; /* bitfield, bit!=0 if slice is valid */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 44 unsigned long last_updated[8]; /* In jiffies, 8 slices */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 45 u8 data[EEPROM_SIZE]; /* Register values */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 46 enum eeprom_nature nature; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 47 }; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 48 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 49 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 50 static void eeprom_update_client(struct i2c_client *client, u8 slice) ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 51 { ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 52 struct eeprom_data *data = i2c_get_clientdata(client); 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 53 int i; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 54 5c085d369c drivers/i2c/chips/eeprom.c Ingo Molnar 2006-01-18 55 mutex_lock(&data->update_lock); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 56 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 57 if (!(data->valid & (1 << slice)) || ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 58 time_after(jiffies, data->last_updated[slice] + 300 * HZ)) { ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 59 dev_dbg(&client->dev, "Starting eeprom update, slice %u\n", slice); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 60 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 61 if (i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_READ_I2C_BLOCK)) { 4b2643d7d9 drivers/i2c/chips/eeprom.c Jean Delvare 2007-07-12 62 for (i = slice << 5; i < (slice + 1) << 5; i += 32) 4b2643d7d9 drivers/i2c/chips/eeprom.c Jean Delvare 2007-07-12 63 if (i2c_smbus_read_i2c_block_data(client, i, 4b2643d7d9 drivers/i2c/chips/eeprom.c Jean Delvare 2007-07-12 64 32, data->data + i) 4b2643d7d9 drivers/i2c/chips/eeprom.c Jean Delvare 2007-07-12 65 != 32) ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 66 goto exit; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 67 } else { 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 68 for (i = slice << 5; i < (slice + 1) << 5; i += 2) { 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 69 int word = i2c_smbus_read_word_data(client, i); 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 70 if (word < 0) ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 71 goto exit; 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 72 data->data[i] = word & 0xff; 1b4dff9cd3 drivers/i2c/chips/eeprom.c Jean Delvare 2008-07-14 73 data->data[i + 1] = word >> 8; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 74 } ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 75 } ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 76 data->last_updated[slice] = jiffies; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 77 data->valid |= (1 << slice); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 78 } ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 79 exit: 5c085d369c drivers/i2c/chips/eeprom.c Ingo Molnar 2006-01-18 80 mutex_unlock(&data->update_lock); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 81 } ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 82 2c3c8bea60 drivers/misc/eeprom/eeprom.c Chris Wright 2010-05-12 83 static ssize_t eeprom_read(struct file *filp, struct kobject *kobj, 2c3c8bea60 drivers/misc/eeprom/eeprom.c Chris Wright 2010-05-12 84 struct bin_attribute *bin_attr, 91a6902958 drivers/i2c/chips/eeprom.c Zhang Rui 2007-06-09 85 char *buf, loff_t off, size_t count) ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 86 { 092462c2b5 drivers/misc/eeprom/eeprom.c Geliang Tang 2016-01-13 87 struct i2c_client *client = to_i2c_client(kobj_to_dev(kobj)); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 88 struct eeprom_data *data = i2c_get_clientdata(client); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 89 u8 slice; ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 90 ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 91 /* Only refresh slices which contain requested bytes */ ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 92 for (slice = off >> 5; slice <= (off + count - 1) >> 5; slice++) ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 93 eeprom_update_client(client, slice); ^1da177e4c drivers/i2c/chips/eeprom.c Linus Torvalds 2005-04-16 94 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 95 /* Hide Vaio private settings to regular users: 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 96 - BIOS passwords: bytes 0x00 to 0x0f 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 97 - UUID: bytes 0x10 to 0x1f 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 98 - Serial number: 0xc0 to 0xdf */ 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 @99 if (data->nature == VAIO && !capable(CAP_SYS_ADMIN)) { 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 100 int i; 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 101 0f2cbd38aa drivers/i2c/chips/eeprom.c Jean Delvare 2007-11-15 102 for (i = 0; i < count; i++) {
:::::: The code at line 99 was first introduced by commit :::::: 0f2cbd38aa377e30df3b7602abed69464d1970aa i2c/eeprom: Hide Sony Vaio serial numbers
:::::: TO: Jean Delvare <khali@linux-fr.org> :::::: CC: Jean Delvare <khali@hyperion.delvare>
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