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mwifiex: change debug dump issue since skb maybe null 

This patch fixes semantic warning for debugging data dump feature.
Previous code is based on the assumption that skb is not null.
New change makes sure that we already have data buffer.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Zhaoyang Liu <liuzy@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Zhaoyang Liu 2015-06-05 01:01:53 +05:30 committed by Kalle Valo
parent ca7bdd95b2
commit 7a56c4168e
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/mwifiex/cmdevt.c
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@ -469,10 +469,11 @@ int mwifiex_process_event(struct mwifiex_adapter *adapter)
memset(rx_info, 0, sizeof(*rx_info)); memset(rx_info, 0, sizeof(*rx_info));
rx_info->bss_num = priv->bss_num; rx_info->bss_num = priv->bss_num;
rx_info->bss_type = priv->bss_type; rx_info->bss_type = priv->bss_type;
mwifiex_dbg_dump(adapter, EVT_D, "Event Buf:",
skb->data, skb->len);
} }
mwifiex_dbg(adapter, EVENT, "EVENT: cause: %#x\n", eventcause); mwifiex_dbg(adapter, EVENT, "EVENT: cause: %#x\n", eventcause);
mwifiex_dbg_dump(adapter, EVT_D, "Event Buf:", skb->data, skb->len);
if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP)
ret = mwifiex_process_uap_event(priv); ret = mwifiex_process_uap_event(priv);