Merge tag 'v3.11-rc7' into stable/for-linus-3.12

Linux 3.11-rc7

As we need the git commit 28817e9de4f039a1a8c1fe1df2fa2df524626b9e
Author: Chuck Anderson <chuck.anderson@oracle.com>
Date:   Tue Aug 6 15:12:19 2013 -0700

    xen/smp: initialize IPI vectors before marking CPU online

* tag 'v3.11-rc7': (443 commits)
  Linux 3.11-rc7
  ARC: [lib] strchr breakage in Big-endian configuration
  VFS: collect_mounts() should return an ERR_PTR
  bfs: iget_locked() doesn't return an ERR_PTR
  efs: iget_locked() doesn't return an ERR_PTR()
  proc: kill the extra proc_readfd_common()->dir_emit_dots()
  cope with potentially long ->d_dname() output for shmem/hugetlb
  usb: phy: fix build breakage
  USB: OHCI: add missing PCI PM callbacks to ohci-pci.c
  staging: comedi: bug-fix NULL pointer dereference on failed attach
  lib/lz4: correct the LZ4 license
  memcg: get rid of swapaccount leftovers
  nilfs2: fix issue with counting number of bio requests for BIO_EOPNOTSUPP error detection
  nilfs2: remove double bio_put() in nilfs_end_bio_write() for BIO_EOPNOTSUPP error
  drivers/platform/olpc/olpc-ec.c: initialise earlier
  ipv4: expose IPV4_DEVCONF
  ipv6: handle Redirect ICMP Message with no Redirected Header option
  be2net: fix disabling TX in be_close()
  Revert "ACPI / video: Always call acpi_video_init_brightness() on init"
  Revert "genetlink: fix family dump race"
  ...

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

1 files changed, 6 insertions, 7 deletions

diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 7a444b5501d9..659950e5b94f 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -591,17 +591,16 @@ static int data_ep_set_params(struct snd_usb_endpoint *ep,
         ep->stride = frame_bits >> 3;
         ep->silence_value = pcm_format == SNDRV_PCM_FORMAT_U8 ? 0x80 : 0;
 
-        /* calculate max. frequency */
-        if (ep->maxpacksize) {
+        /* assume max. frequency is 25% higher than nominal */
+        ep->freqmax = ep->freqn + (ep->freqn >> 2);
+        maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
+                                >> (16 - ep->datainterval);
+        /* but wMaxPacketSize might reduce this */
+        if (ep->maxpacksize && ep->maxpacksize < maxsize) {
                 /* whatever fits into a max. size packet */
                 maxsize = ep->maxpacksize;
                 ep->freqmax = (maxsize / (frame_bits >> 3))
                                 << (16 - ep->datainterval);
-        } else {
-                /* no max. packet size: just take 25% higher than nominal */
-                ep->freqmax = ep->freqn + (ep->freqn >> 2);
-                maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
-                                >> (16 - ep->datainterval);
         }
 
         if (ep->fill_max)