tree: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next head: 92f59aeb13252265c20e7aef1379a8080c57e0a2 commit: ed57a3d5a3118b9681de607692608fe573c5959d [12/13] ALSA: hda/ca0132: Enable hardware band EQ for Sound Blaster Core3D config: parisc-allyesconfig (https://download.01.org/0day-ci/archive/20250610/202506100642.95jpuMY1-lkp@i...) compiler: hppa-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250610/202506100642.95jpuMY1-lkp@i...)

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/202506100642.95jpuMY1-lkp@intel.com/

All warnings (new ones prefixed by >>):

sound/pci/hda/patch_ca0132.c: In function 'ca0132_build_controls':

...

sound/pci/hda/patch_ca0132.c:4413:27: warning: '%s' directive writing up to 767 bytes into a region of size 44 [-Wformat-overflow=]

4413 | sprintf(namestr, "%s %s Volume", name, dirstr[dir]); | ^~ In function 'add_tuning_control', inlined from 'add_tuning_ctls' at sound/pci/hda/patch_ca0132.c:4423:9, inlined from 'ca0132_build_controls' at sound/pci/hda/patch_ca0132.c:7195:2: sound/pci/hda/patch_ca0132.c:4413:9: note: 'sprintf' output 9 or more bytes (assuming 776) into a destination of size 44 4413 | sprintf(namestr, "%s %s Volume", name, dirstr[dir]); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +4413 sound/pci/hda/patch_ca0132.c

44f0c9782cc6ab Ian Minett 2012-12-20 4376 44f0c9782cc6ab Ian Minett 2012-12-20 4377 static int add_tuning_control(struct hda_codec *codec, 44f0c9782cc6ab Ian Minett 2012-12-20 4378 hda_nid_t pnid, hda_nid_t nid, 44f0c9782cc6ab Ian Minett 2012-12-20 4379 const char *name, int dir) 44f0c9782cc6ab Ian Minett 2012-12-20 4380 { 975cc02a904ae3 Takashi Iwai 2013-06-28 4381 char namestr[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; 44f0c9782cc6ab Ian Minett 2012-12-20 4382 int type = dir ? HDA_INPUT : HDA_OUTPUT; 44f0c9782cc6ab Ian Minett 2012-12-20 4383 struct snd_kcontrol_new knew = 44f0c9782cc6ab Ian Minett 2012-12-20 4384 HDA_CODEC_VOLUME_MONO(namestr, nid, 1, 0, type); 44f0c9782cc6ab Ian Minett 2012-12-20 4385 44f0c9782cc6ab Ian Minett 2012-12-20 4386 knew.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | 44f0c9782cc6ab Ian Minett 2012-12-20 4387 SNDRV_CTL_ELEM_ACCESS_TLV_READ; 44f0c9782cc6ab Ian Minett 2012-12-20 4388 knew.tlv.c = 0; 44f0c9782cc6ab Ian Minett 2012-12-20 4389 knew.tlv.p = 0; 44f0c9782cc6ab Ian Minett 2012-12-20 4390 switch (pnid) { 44f0c9782cc6ab Ian Minett 2012-12-20 4391 case VOICE_FOCUS: 44f0c9782cc6ab Ian Minett 2012-12-20 4392 knew.info = voice_focus_ctl_info; 44f0c9782cc6ab Ian Minett 2012-12-20 4393 knew.get = tuning_ctl_get; 44f0c9782cc6ab Ian Minett 2012-12-20 4394 knew.put = voice_focus_ctl_put; 44f0c9782cc6ab Ian Minett 2012-12-20 4395 knew.tlv.p = voice_focus_db_scale; 44f0c9782cc6ab Ian Minett 2012-12-20 4396 break; 44f0c9782cc6ab Ian Minett 2012-12-20 4397 case MIC_SVM: 44f0c9782cc6ab Ian Minett 2012-12-20 4398 knew.info = mic_svm_ctl_info; 44f0c9782cc6ab Ian Minett 2012-12-20 4399 knew.get = tuning_ctl_get; 44f0c9782cc6ab Ian Minett 2012-12-20 4400 knew.put = mic_svm_ctl_put; 44f0c9782cc6ab Ian Minett 2012-12-20 4401 break; 44f0c9782cc6ab Ian Minett 2012-12-20 4402 case EQUALIZER: 44f0c9782cc6ab Ian Minett 2012-12-20 4403 knew.info = equalizer_ctl_info; 44f0c9782cc6ab Ian Minett 2012-12-20 4404 knew.get = tuning_ctl_get; 44f0c9782cc6ab Ian Minett 2012-12-20 4405 knew.put = equalizer_ctl_put; 44f0c9782cc6ab Ian Minett 2012-12-20 4406 knew.tlv.p = eq_db_scale; 44f0c9782cc6ab Ian Minett 2012-12-20 4407 break; 44f0c9782cc6ab Ian Minett 2012-12-20 4408 default: 44f0c9782cc6ab Ian Minett 2012-12-20 4409 return 0; 44f0c9782cc6ab Ian Minett 2012-12-20 4410 } 44f0c9782cc6ab Ian Minett 2012-12-20 4411 knew.private_value = 44f0c9782cc6ab Ian Minett 2012-12-20 4412 HDA_COMPOSE_AMP_VAL(nid, 1, 0, type); 44f0c9782cc6ab Ian Minett 2012-12-20 @4413 sprintf(namestr, "%s %s Volume", name, dirstr[dir]); 44f0c9782cc6ab Ian Minett 2012-12-20 4414 return snd_hda_ctl_add(codec, nid, snd_ctl_new1(&knew, codec)); 44f0c9782cc6ab Ian Minett 2012-12-20 4415 } 44f0c9782cc6ab Ian Minett 2012-12-20 4416

:::::: The code at line 4413 was first introduced by commit :::::: 44f0c9782cc6ab71ea947f8f710a46f2078a151c ALSA: hda/ca0132: Add tuning controls

:::::: TO: Ian Minett ian_minett@creativelabs.com :::::: CC: Takashi Iwai tiwai@suse.de