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authorMark Brown <broonie@kernel.org>2016-07-29 21:38:36 +0100
committerMark Brown <broonie@kernel.org>2016-07-29 21:38:36 +0100
commitb0ba6b0a5eb2b51037a07dbf5a7470ca804d575c (patch)
tree0a4c5f048afa1125d8bc242477965cec699f94ee /drivers/net/usb/cdc_ncm.c
parentac248a8b81109d6b41a9338a09538e103f7e31c0 (diff)
parentb05965f284db3e086022f4e318e46cb5bffb1376 (diff)
Merge tag 'v4.4.16' into linux-linaro-lsk-v4.4lsk-v4.4-16.07
This is the 4.4.16 stable release # gpg: Signature made Wed 27 Jul 2016 17:48:38 BST using RSA key ID 6092693E # gpg: requesting key 6092693E from hkp server the.earth.li # gpg: key 6092693E: public key "Greg Kroah-Hartman (Linux kernel stable release signing key) <greg@kroah.com>" imported # gpg: public key of ultimately trusted key B4B0BED6 not found # gpg: 2 marginal(s) needed, 1 complete(s) needed, PGP trust model # gpg: depth: 0 valid: 1 signed: 0 trust: 0-, 0q, 0n, 0m, 0f, 1u # gpg: Total number processed: 1 # gpg: imported: 1 (RSA: 1) # gpg: Good signature from "Greg Kroah-Hartman (Linux kernel stable release signing key) <greg@kroah.com>" # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: 647F 2865 4894 E3BD 4571 99BE 38DB BDC8 6092 693E
Diffstat (limited to 'drivers/net/usb/cdc_ncm.c')
-rw-r--r--drivers/net/usb/cdc_ncm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 8c2bb77db049..a790d5f90b83 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -809,6 +809,13 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
if (cdc_ncm_init(dev))
goto error2;
+ /* Some firmwares need a pause here or they will silently fail
+ * to set up the interface properly. This value was decided
+ * empirically on a Sierra Wireless MC7455 running 02.08.02.00
+ * firmware.
+ */
+ usleep_range(10000, 20000);
+
/* configure data interface */
temp = usb_set_interface(dev->udev, iface_no, data_altsetting);
if (temp) {