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authorStefan Brüns <stefan.bruens@rwth-aachen.de>2017-02-08 02:46:33 +0100
committerDavid S. Miller <davem@davemloft.net>2017-02-09 16:41:43 -0500
commit764895d3039e903dac3a70f219949efe43d036a0 (patch)
tree63455badce6b917d1510cff4a4e0ef1dcb897037 /drivers/net/usb
parent5a70348e1187c5bf1cbd0ec51843f36befed1c2d (diff)
downloadlinux-764895d3039e903dac3a70f219949efe43d036a0.tar.bz2
sierra_net: Skip validating irrelevant fields for IDLE LSIs
When the context is deactivated, the link_type is set to 0xff, which triggers a warning message, and results in a wrong link status, as the LSI is ignored. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
-rw-r--r--drivers/net/usb/sierra_net.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/usb/sierra_net.c b/drivers/net/usb/sierra_net.c
index 631b1ed86610..d9440bc022f2 100644
--- a/drivers/net/usb/sierra_net.c
+++ b/drivers/net/usb/sierra_net.c
@@ -384,6 +384,13 @@ static int sierra_net_parse_lsi(struct usbnet *dev, char *data, int datalen)
return -1;
}
+ /* Validate the session state */
+ if (lsi->session_state == SIERRA_NET_SESSION_IDLE) {
+ netdev_err(dev->net, "Session idle, 0x%02x\n",
+ lsi->session_state);
+ return 0;
+ }
+
/* Validate the protocol - only support UMTS for now */
if (lsi->protocol == SIERRA_NET_PROTOCOL_UMTS) {
struct lsi_umts_single *single = (struct lsi_umts_single *)lsi;
@@ -417,13 +424,6 @@ static int sierra_net_parse_lsi(struct usbnet *dev, char *data, int datalen)
return 0;
}
- /* Validate the session state */
- if (lsi->session_state == SIERRA_NET_SESSION_IDLE) {
- netdev_err(dev->net, "Session idle, 0x%02x\n",
- lsi->session_state);
- return 0;
- }
-
/* Set link_sense true */
return 1;
}