Commit c2a146f6 authored by Vladimir Kondratiev's avatar Vladimir Kondratiev Committed by John W. Linville

wil6210: fix error path in wil_tx_vring

Release fragments in the order of allocation; including one for skb head
Signed-off-by: default avatarVladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f291f7de
......@@ -730,12 +730,13 @@ static int wil_tx_vring(struct wil6210_priv *wil, struct vring *vring,
return 0;
dma_error:
/* unmap what we have mapped */
/* Note: increment @f to operate with positive index */
for (f++; f > 0; f--) {
nr_frags = f + 1; /* frags mapped + one for skb head */
for (f = 0; f < nr_frags; f++) {
u16 dmalen;
struct wil_ctx *ctx = &vring->ctx[i];
struct wil_ctx *ctx;
i = (swhead + f) % vring->size;
ctx = &vring->ctx[i];
_d = &(vring->va[i].tx);
*d = *_d;
_d->dma.status = TX_DMA_STATUS_DU;
......
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