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ALSA: caiaq - Fix possible string-buffer overflow

Browse source 
Use strlcpy() to assure not to overflow the string array sizes by
too long USB device name string.

Reported-by: Rafa <[email protected]>
Cc: stable <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
This commit is contained in:
Takashi Iwai 2011-02-14 22:45:59 +01:00
commit eaae55dac6
2 changed files with 2 additions and 2 deletions
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2
sound/usb/caiaq/audio.c
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@ -785,7 +785,7 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *dev)
}
dev->pcm->private_data = dev;
strcpy(dev->pcm->name, dev->product_name);
strlcpy(dev->pcm->name, dev->product_name, sizeof(dev->pcm->name));
memset(dev->sub_playback, 0, sizeof(dev->sub_playback));
memset(dev->sub_capture, 0, sizeof(dev->sub_capture));

2
sound/usb/caiaq/midi.c
View file

@ -136,7 +136,7 @@ int snd_usb_caiaq_midi_init(struct snd_usb_caiaqdev *device)
if (ret < 0)
return ret;
strcpy(rmidi->name, device->product_name);
strlcpy(rmidi->name, device->product_name, sizeof(rmidi->name));
rmidi->info_flags = SNDRV_RAWMIDI_INFO_DUPLEX;
rmidi->private_data = device;