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>

3 files changed, 7 insertions, 6 deletions

diff --git a/sound/usb/format.c b/sound/usb/format.c
index e831ee4238bb..b30d6fb89b40 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 387924f0af85..6f315226f320 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 ad181d538bd9..ad0704656fe5 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;