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authorAmitkumar Karwar <akarwar@marvell.com>2012-03-28 22:38:01 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-04-13 22:05:35 +0400
commiteffcc625eb4ab3b10b4744237fd37e8f7dcd6511 (patch)
tree903cc745e214fbe36d4c244360e354cdfa7b0a8f /drivers/net/wireless/libertas
parentb4838d12e1f3cb48c2489a0b08733b5dbf848297 (diff)
downloadlinux-effcc625eb4ab3b10b4744237fd37e8f7dcd6511.tar.xz
libertas: fix signedness bug in lbs_auth_to_authtype()
Return type for lbs_auth_to_authtype() is changed from "u8" to "int" to return negative error code correctly. Also an error check is added in connect handler for invalid auth type. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kiran Divekar <dkiran@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/libertas')
-rw-r--r--drivers/net/wireless/libertas/cfg.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 3fa1ecebadfd..2fa879b015b6 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -103,7 +103,7 @@ static const u32 cipher_suites[] = {
* Convert NL80211's auth_type to the one from Libertas, see chapter 5.9.1
* in the firmware spec
*/
-static u8 lbs_auth_to_authtype(enum nl80211_auth_type auth_type)
+static int lbs_auth_to_authtype(enum nl80211_auth_type auth_type)
{
int ret = -ENOTSUPP;
@@ -1411,7 +1411,12 @@ static int lbs_cfg_connect(struct wiphy *wiphy, struct net_device *dev,
goto done;
}
- lbs_set_authtype(priv, sme);
+ ret = lbs_set_authtype(priv, sme);
+ if (ret == -ENOTSUPP) {
+ wiphy_err(wiphy, "unsupported authtype 0x%x\n", sme->auth_type);
+ goto done;
+ }
+
lbs_set_radio(priv, preamble, 1);
/* Do the actual association */