Commit d10dcb61 authored by Navid Emamdoost's avatar Navid Emamdoost Committed by Kalle Valo

mwifiex: pcie: Fix memory leak in mwifiex_pcie_init_evt_ring

In mwifiex_pcie_init_evt_ring, a new skb is allocated which should be
released if mwifiex_map_pci_memory() fails. The release for skb and
card->evtbd_ring_vbase is added.

Fixes: 0732484b ("mwifiex: separate ring initialization and ring creation routines")
Signed-off-by: default avatarNavid Emamdoost <navid.emamdoost@gmail.com>
Acked-by: default avatarGanapathi Bhat <gbhat@marvell.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent db8fd2cd
...@@ -687,8 +687,11 @@ static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter) ...@@ -687,8 +687,11 @@ static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter)
skb_put(skb, MAX_EVENT_SIZE); skb_put(skb, MAX_EVENT_SIZE);
if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE, if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE,
PCI_DMA_FROMDEVICE)) PCI_DMA_FROMDEVICE)) {
kfree_skb(skb);
kfree(card->evtbd_ring_vbase);
return -1; return -1;
}
buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); buf_pa = MWIFIEX_SKB_DMA_ADDR(skb);
......
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