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authorDaniel Mack <zonque@gmail.com>2013-03-17 20:07:24 +0800
committerTakashi Iwai <tiwai@suse.de>2013-03-18 08:47:04 +0100
commit2fcdb06d4919da89ed6d52742dcc83ae4669ac30 (patch)
tree02cefac4b439af920296a6e9d6a0655ef0bc5dee /sound/usb
parent59ea586f54f27fde1202214f1525713356a44918 (diff)
downloadop-kernel-dev-2fcdb06d4919da89ed6d52742dcc83ae4669ac30.zip
op-kernel-dev-2fcdb06d4919da89ed6d52742dcc83ae4669ac30.tar.gz
ALSA: snd-usb: handle the bmFormats field as unsigned int
This field may use up to 32 bits, so it should be handled as unsigned int. Signed-off-by: Daniel Mack <zonque@gmail.com> Reported-by: Andreas Koch <andreas@akdesigninc.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/format.c9
-rw-r--r--sound/usb/format.h2
-rw-r--r--sound/usb/stream.c2
3 files changed, 7 insertions, 6 deletions
diff --git a/sound/usb/format.c b/sound/usb/format.c
index e831ee4..b30d6fb 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -43,7 +43,7 @@
*/
static u64 parse_audio_format_i_type(struct snd_usb_audio *chip,
struct audioformat *fp,
- int format, void *_fmt,
+ unsigned int format, void *_fmt,
int protocol)
{
int sample_width, sample_bytes;
@@ -353,7 +353,7 @@ err:
* parse the format type I and III descriptors
*/
static int parse_audio_format_i(struct snd_usb_audio *chip,
- struct audioformat *fp, int format,
+ struct audioformat *fp, unsigned int format,
struct uac_format_type_i_continuous_descriptor *fmt,
struct usb_host_interface *iface)
{
@@ -473,8 +473,9 @@ static int parse_audio_format_ii(struct snd_usb_audio *chip,
return ret;
}
-int snd_usb_parse_audio_format(struct snd_usb_audio *chip, struct audioformat *fp,
- int format, struct uac_format_type_i_continuous_descriptor *fmt,
+int snd_usb_parse_audio_format(struct snd_usb_audio *chip,
+ struct audioformat *fp, unsigned int format,
+ struct uac_format_type_i_continuous_descriptor *fmt,
int stream, struct usb_host_interface *iface)
{
int err;
diff --git a/sound/usb/format.h b/sound/usb/format.h
index 387924f..6f31522 100644
--- a/sound/usb/format.h
+++ b/sound/usb/format.h
@@ -2,7 +2,7 @@
#define __USBAUDIO_FORMAT_H
int snd_usb_parse_audio_format(struct snd_usb_audio *chip,
- struct audioformat *fp, int format,
+ struct audioformat *fp, unsigned int format,
struct uac_format_type_i_continuous_descriptor *fmt,
int stream, struct usb_host_interface *iface);
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index ad181d5..ad07046 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -463,7 +463,7 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio *chip, int iface_no)
struct usb_host_interface *alts;
struct usb_interface_descriptor *altsd;
int i, altno, err, stream;
- int format = 0, num_channels = 0;
+ unsigned int format = 0, num_channels = 0;
struct audioformat *fp = NULL;
int num, protocol, clock = 0;
struct uac_format_type_i_continuous_descriptor *fmt;
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