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authorLukas Nykryn <lnykryn@redhat.com>2011-10-27 12:29:17 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2012-01-11 15:34:39 -0800
commit4c0256059c5479fb8750320f25f6efceefec2ddb (patch)
tree45951fa7dc0de81c6b6ce14016bdf7c277558e3e
parentc04e55ccef320ecac31baaa0f646888fdd7c8f25 (diff)
downloadusbutils-4c0256059c5479fb8750320f25f6efceefec2ddb.tar.gz
Wrong shifting of bmMPEGFeatures byte
In previouse version ((buf[7] << 4) & 3) was always zero. Since we are interested in bits 4 and 5 there should be >> operator. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--lsusb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lsusb.c b/lsusb.c
index f89d448..10f9c1c 100644
--- a/lsusb.c
+++ b/lsusb.c
@@ -1829,7 +1829,7 @@ static void dump_audiostreaming_interface(libusb_device_handle *dev, const unsig
}
printf(" bmMPEGFeatures 0x%02x\n", buf[7]);
printf(" Internal Dynamic Range Control: ");
- switch ((buf[7] << 4) & 3) {
+ switch ((buf[7] >> 4) & 3) {
case 0:
printf("not supported\n");
break;