ALSA: asihpi: fix sign bug
bytes_per_sec is unsigned, so if snd_pcm_format_width() return error we
would not see it.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c
index 91218f7..c80b0b8 100644
--- a/sound/pci/asihpi/asihpi.c
+++ b/sound/pci/asihpi/asihpi.c
@@ -460,6 +460,7 @@
struct snd_card_asihpi *card = snd_pcm_substream_chip(substream);
int err;
u16 format;
+ int width;
unsigned int bytes_per_sec;
print_hwparams(params);
@@ -512,9 +513,10 @@
dpcm->hpi_buffer_attached);
}
bytes_per_sec = params_rate(params) * params_channels(params);
- bytes_per_sec *= snd_pcm_format_width(params_format(params));
+ width = snd_pcm_format_width(params_format(params));
+ bytes_per_sec *= width;
bytes_per_sec /= 8;
- if (bytes_per_sec <= 0)
+ if (width < 0 || bytes_per_sec == 0)
return -EINVAL;
dpcm->bytes_per_sec = bytes_per_sec;