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rsi: fix uninitialized descriptor pointer issue 

This patch fixes the uninitialized descriptor pointer
issue in function rsi_send_internal_mgmt_frame().
Descriptor should point to start of the skb data.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 9a629fafe7 ("rsi: immediate wakeup bit and priority for TX command packets")
Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Prameela Rani Garnepudi 2017-08-03 19:56:39 +05:30 committed by Kalle Valo
parent 9ca766b364
commit 6345016d4b
1 changed files with 1 additions and 0 deletions
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1
drivers/net/wireless/rsi/rsi_91x_mgmt.c
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@ -274,6 +274,7 @@ static int rsi_send_internal_mgmt_frame(struct rsi_common *common,
rsi_dbg(ERR_ZONE, "%s: Unable to allocate skb\n", __func__); rsi_dbg(ERR_ZONE, "%s: Unable to allocate skb\n", __func__);
return -ENOMEM; return -ENOMEM;
} }
desc = (struct rsi_cmd_desc *)skb->data;
desc->desc_dword0.len_qno |= cpu_to_le16(DESC_IMMEDIATE_WAKEUP); desc->desc_dword0.len_qno |= cpu_to_le16(DESC_IMMEDIATE_WAKEUP);
skb->priority = MGMT_SOFT_Q; skb->priority = MGMT_SOFT_Q;
tx_params = (struct skb_info *)&IEEE80211_SKB_CB(skb)->driver_data; tx_params = (struct skb_info *)&IEEE80211_SKB_CB(skb)->driver_data;