Commit d70d70ae authored by Aditya Pakki's avatar Aditya Pakki Committed by Greg Kroah-Hartman

staging: rtlwifi: rtl8822b: fix to avoid potential NULL pointer dereference

skb allocated via dev_alloc_skb can fail and return a NULL pointer.
This patch avoids such a scenario and returns, consistent with other
invocations.
Signed-off-by: default avatarAditya Pakki <pakki001@umn.edu>
Reviewed-by: default avatarMukesh Ojha <mojha@codeaurora.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7671ce0d
...@@ -743,6 +743,8 @@ void rtl8822be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished) ...@@ -743,6 +743,8 @@ void rtl8822be_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool b_dl_finished)
u1_rsvd_page_loc, 3); u1_rsvd_page_loc, 3);
skb = dev_alloc_skb(totalpacketlen); skb = dev_alloc_skb(totalpacketlen);
if (!skb)
return;
memcpy((u8 *)skb_put(skb, totalpacketlen), &reserved_page_packet, memcpy((u8 *)skb_put(skb, totalpacketlen), &reserved_page_packet,
totalpacketlen); totalpacketlen);
......
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