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Diffstat (limited to 'sound/pci/emu10k1/emu10k1x.c')
-rw-r--r--sound/pci/emu10k1/emu10k1x.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sound/pci/emu10k1/emu10k1x.c b/sound/pci/emu10k1/emu10k1x.c
index 36e08bd2b3cc..1d369ff73805 100644
--- a/sound/pci/emu10k1/emu10k1x.c
+++ b/sound/pci/emu10k1/emu10k1x.c
@@ -184,7 +184,7 @@ MODULE_PARM_DESC(enable, "Enable the EMU10K1X soundcard.");
184 * The hardware has 3 channels for playback and 1 for capture. 184 * The hardware has 3 channels for playback and 1 for capture.
185 * - channel 0 is the front channel 185 * - channel 0 is the front channel
186 * - channel 1 is the rear channel 186 * - channel 1 is the rear channel
187 * - channel 2 is the center/lfe chanel 187 * - channel 2 is the center/lfe channel
188 * Volume is controlled by the AC97 for the front and rear channels by 188 * Volume is controlled by the AC97 for the front and rear channels by
189 * the PCM Playback Volume, Sigmatel Surround Playback Volume and 189 * the PCM Playback Volume, Sigmatel Surround Playback Volume and
190 * Surround Playback Volume. The Sigmatel 4-Speaker Stereo switch affects 190 * Surround Playback Volume. The Sigmatel 4-Speaker Stereo switch affects
@@ -1040,8 +1040,7 @@ static void snd_emu10k1x_proc_reg_write(struct snd_info_entry *entry,
1040 if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3) 1040 if (sscanf(line, "%x %x %x", &reg, &channel_id, &val) != 3)
1041 continue; 1041 continue;
1042 1042
1043 if ((reg < 0x49) && (reg >= 0) && (val <= 0xffffffff) 1043 if (reg < 0x49 && val <= 0xffffffff && channel_id <= 2)
1044 && (channel_id >= 0) && (channel_id <= 2) )
1045 snd_emu10k1x_ptr_write(emu, reg, channel_id, val); 1044 snd_emu10k1x_ptr_write(emu, reg, channel_id, val);
1046 } 1045 }
1047} 1046}