* sound/usb/mixer_scarlett_gen2.c:3135:48: error: ' Volume Control Playback Enum' directive output may be truncated writing 29 bytes into a region of size between 25 and 33
@ 2023-10-19 23:23 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-10-19 23:23 UTC (permalink / raw)
To: Mark Rutland; +Cc: oe-kbuild-all, linux-kernel, Catalin Marinas
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ce55c22ec8b223a90ff3e084d842f73cfba35588
commit: c27cd083cfb9d392f304657ed00fcde1136704e7 Compiler attributes: GCC cold function alignment workarounds
date: 9 months ago
config: x86_64-sof-customedconfig-memory-debug-defconfig (https://download.01.org/0day-ci/archive/20231020/202310200711.olDz9VTe-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231020/202310200711.olDz9VTe-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310200711.olDz9VTe-lkp@intel.com/
All errors (new ones prefixed by >>):
sound/usb/mixer_scarlett_gen2.c: In function 'snd_scarlett_gen2_init':
>> sound/usb/mixer_scarlett_gen2.c:3135:48: error: ' Volume Control Playback Enum' directive output may be truncated writing 29 bytes into a region of size between 25 and 33 [-Werror=format-truncation=]
3135 | "Line Out %02d Volume Control Playback Enum",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sound/usb/mixer_scarlett_gen2.c:3134:25: note: 'snprintf' output between 41 and 49 bytes into a destination of size 44
3134 | snprintf(s, sizeof(s),
| ^~~~~~~~~~~~~~~~~~~~~~
3135 | "Line Out %02d Volume Control Playback Enum",
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3136 | i + 1);
| ~~~~~~
sound/usb/mixer_scarlett_gen2.c:3175:54: error: '%s' directive output may be truncated writing 6 bytes into a region of size between 2 and 10 [-Werror=format-truncation=]
3175 | const char *fmt2 = "Line In %d-%d %s Capture %s";
| ^~
......
3222 | "Phantom Power", "Switch");
| ~~~~~~~~
sound/usb/mixer_scarlett_gen2.c:3221:25: note: 'snprintf' output between 41 and 49 bytes into a destination of size 44
3221 | snprintf(s, sizeof(s), fmt2, from, to,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3222 | "Phantom Power", "Switch");
| ~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
vim +3135 sound/usb/mixer_scarlett_gen2.c
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3075
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3076 static int scarlett2_add_line_out_ctls(struct usb_mixer_interface *mixer)
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3077 {
e46f2195c86b00 Geoffrey D. Bennett 2021-06-21 3078 struct scarlett2_data *private = mixer->private_data;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3079 const struct scarlett2_device_info *info = private->info;
e2cc91ac8f4e1b Geoffrey D. Bennett 2021-06-22 3080 const int (*port_count)[SCARLETT2_PORT_DIRNS] = info->port_count;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3081 int num_line_out =
e2cc91ac8f4e1b Geoffrey D. Bennett 2021-06-22 3082 port_count[SCARLETT2_PORT_TYPE_ANALOGUE][SCARLETT2_PORT_OUT];
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3083 int err, i;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3084 char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3085
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3086 /* Add R/O HW volume control */
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3087 if (info->line_out_hw_vol) {
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3088 snprintf(s, sizeof(s), "Master HW Playback Volume");
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3089 err = scarlett2_add_new_ctl(mixer,
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3090 &scarlett2_master_volume_ctl,
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3091 0, 1, s, &private->master_vol_ctl);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3092 if (err < 0)
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3093 return err;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3094 }
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3095
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3096 /* Add volume controls */
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3097 for (i = 0; i < num_line_out; i++) {
9cfe1276a6736f Geoffrey D. Bennett 2021-06-23 3098 int index = line_out_remap(private, i);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3099
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3100 /* Fader */
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3101 if (info->line_out_descrs[i])
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3102 snprintf(s, sizeof(s),
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3103 "Line %02d (%s) Playback Volume",
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3104 i + 1, info->line_out_descrs[i]);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3105 else
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3106 snprintf(s, sizeof(s),
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3107 "Line %02d Playback Volume",
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3108 i + 1);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3109 err = scarlett2_add_new_ctl(mixer,
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3110 &scarlett2_line_out_volume_ctl,
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3111 i, 1, s, &private->vol_ctls[i]);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3112 if (err < 0)
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3113 return err;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3114
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3115 /* Mute Switch */
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3116 snprintf(s, sizeof(s),
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3117 "Line %02d Mute Playback Switch",
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3118 i + 1);
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3119 err = scarlett2_add_new_ctl(mixer,
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3120 &scarlett2_mute_ctl,
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3121 i, 1, s,
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3122 &private->mute_ctls[i]);
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3123 if (err < 0)
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3124 return err;
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3125
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3126 /* Make the fader and mute controls read-only if the
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3127 * SW/HW switch is set to HW
0c88f9db1910ff Geoffrey D. Bennett 2021-06-22 3128 */
9cfe1276a6736f Geoffrey D. Bennett 2021-06-23 3129 if (private->vol_sw_hw_switch[index])
06250c89d47cef Geoffrey D. Bennett 2021-06-22 3130 scarlett2_vol_ctl_set_writable(mixer, i, 0);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3131
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3132 /* SW/HW Switch */
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3133 if (info->line_out_hw_vol) {
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3134 snprintf(s, sizeof(s),
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 @3135 "Line Out %02d Volume Control Playback Enum",
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3136 i + 1);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3137 err = scarlett2_add_new_ctl(mixer,
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3138 &scarlett2_sw_hw_enum_ctl,
f02da6534810ac Geoffrey D. Bennett 2021-06-23 3139 i, 1, s,
f02da6534810ac Geoffrey D. Bennett 2021-06-23 3140 &private->sw_hw_ctls[i]);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3141 if (err < 0)
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3142 return err;
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3143
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3144 /* Make the switch read-only if the line is
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3145 * involved in speaker switching
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3146 */
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3147 if (private->speaker_switching_switch && i < 4)
e914d8432cb4b9 Geoffrey D. Bennett 2021-06-23 3148 scarlett2_sw_hw_ctl_ro(private, i);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3149 }
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3150 }
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3151
dbd82c0550633c Geoffrey D. Bennett 2021-06-21 3152 /* Add dim/mute controls */
03bdbcf08a8cb7 Geoffrey D. Bennett 2021-06-21 3153 if (info->line_out_hw_vol)
dbd82c0550633c Geoffrey D. Bennett 2021-06-21 3154 for (i = 0; i < SCARLETT2_DIM_MUTE_COUNT; i++) {
03bdbcf08a8cb7 Geoffrey D. Bennett 2021-06-21 3155 err = scarlett2_add_new_ctl(
dbd82c0550633c Geoffrey D. Bennett 2021-06-21 3156 mixer, &scarlett2_dim_mute_ctl,
dbd82c0550633c Geoffrey D. Bennett 2021-06-21 3157 i, 1, scarlett2_dim_mute_names[i],
dbd82c0550633c Geoffrey D. Bennett 2021-06-21 3158 &private->dim_mute_ctls[i]);
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3159 if (err < 0)
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3160 return err;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3161 }
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3162
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3163 return 0;
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3164 }
9e4d5c1be21f0c Geoffrey D. Bennett 2019-07-29 3165
:::::: The code at line 3135 was first introduced by commit
:::::: 9e4d5c1be21f0c00e747e92186784f3298309b3e ALSA: usb-audio: Scarlett Gen 2 mixer interface
:::::: TO: Geoffrey D. Bennett <g@b4.vu>
:::::: CC: Takashi Iwai <tiwai@suse.de>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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