3 files changed, 11 insertions, 9 deletions

diff --git a/sound/isa/sb/sb_mixer.c b/sound/isa/sb/sb_mixer.c
index 91d14224f6b3..73d4572d136b 100644
--- a/sound/isa/sb/sb_mixer.c
+++ b/sound/isa/sb/sb_mixer.c
@@ -925,7 +925,7 @@ static unsigned char als4000_saved_regs[] = {
 static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 {
         unsigned char *val = chip->saved_regs;
-        snd_assert(num_regs > ARRAY_SIZE(chip->saved_regs), return);
+        snd_assert(num_regs <= ARRAY_SIZE(chip->saved_regs), return);
         for (; num_regs; num_regs--)
                 *val++ = snd_sbmixer_read(chip, *regs++);
 }
@@ -933,7 +933,7 @@ static void save_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 static void restore_mixer(struct snd_sb *chip, unsigned char *regs, int num_regs)
 {
         unsigned char *val = chip->saved_regs;
-        snd_assert(num_regs > ARRAY_SIZE(chip->saved_regs), return);
+        snd_assert(num_regs <= ARRAY_SIZE(chip->saved_regs), return);
         for (; num_regs; num_regs--)
                 snd_sbmixer_write(chip, *regs++, *val++);
 }
diff --git a/sound/pci/aw2/aw2-alsa.c b/sound/pci/aw2/aw2-alsa.c
index 56f87cd33c19..3f00ddf450f8 100644
--- a/sound/pci/aw2/aw2-alsa.c
+++ b/sound/pci/aw2/aw2-alsa.c
@@ -316,6 +316,8 @@ static int __devinit snd_aw2_create(struct snd_card *card,
                 return -ENOMEM;
         }
 
+        /* (2) initialization of the chip hardware */
+        snd_aw2_saa7146_setup(&chip->saa7146, chip->iobase_virt);
 
         if (request_irq(pci->irq, snd_aw2_saa7146_interrupt,
                         IRQF_SHARED, "Audiowerk2", chip)) {
@@ -329,8 +331,6 @@ static int __devinit snd_aw2_create(struct snd_card *card,
         }
         chip->irq = pci->irq;
 
-        /* (2) initialization of the chip hardware */
-        snd_aw2_saa7146_setup(&chip->saa7146, chip->iobase_virt);
         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
         if (err < 0) {
                 free_irq(chip->irq, (void *)chip);
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index cc0cddadd589..6facac5aed90 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -936,11 +936,13 @@ static int add_controls(struct oxygen *chip,
 
         for (i = 0; i < count; ++i) {
                 template = controls[i];
-                err = chip->model->control_filter(&template);
-                if (err < 0)
-                        return err;
-                if (err == 1)
-                        continue;
+                if (chip->model->control_filter) {
+                        err = chip->model->control_filter(&template);
+                        if (err < 0)
+                                return err;
+                        if (err == 1)
+                                continue;
+                }
                 if (!strcmp(template.name, "Master Playback Volume") &&
                     chip->model->dac_tlv) {
                         template.tlv.p = chip->model->dac_tlv;