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authorXinming Hu <huxm@marvell.com>2018-03-08 13:54:02 +0800
committerKalle Valo <kvalo@codeaurora.org>2018-03-13 18:52:58 +0200
commiteaab43e505d01ed19f63e08e52252cbc1c69b9b9 (patch)
tree5b6bd88e66b60e24970e0eed838466a43c58b70b /drivers/net/wireless/marvell/mwifiex
parenta6cf02e6485a80ec0f708e1f72ee95abc3426b84 (diff)
mwifiex: correct antenna number with high bits reserved
High bits of antenna number are reserved in hardware spec, using low 4 bits represent supported antenna. Signed-off-by: Cathy Luo <cluo@marvell.com> Signed-off-by: Xinming Hu <huxm@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/marvell/mwifiex')
-rw-r--r--drivers/net/wireless/marvell/mwifiex/cmdevt.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
index 874660052055..7014f440e6f8 100644
--- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
@@ -1529,7 +1529,8 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
adapter->fw_release_number = le32_to_cpu(hw_spec->fw_release_number);
adapter->fw_api_ver = (adapter->fw_release_number >> 16) & 0xff;
- adapter->number_of_antenna = le16_to_cpu(hw_spec->number_of_antenna);
+ adapter->number_of_antenna =
+ le16_to_cpu(hw_spec->number_of_antenna) & 0xf;
if (le32_to_cpu(hw_spec->dot_11ac_dev_cap)) {
adapter->is_hw_11ac_capable = true;