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staging: r8188eu: fix endless loop in recv_func

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[ Upstream commit 1327fcf175 ]

Fix an endless loop in recv_func. If pending_frame is not NULL, we're
stuck in the while loop forever. We have to call rtw_alloc_recvframe
each time we loop.

Fixes: 15865124fe ("staging: r8188eu: introduce new core dir for RTL8188eu driver")
Reported-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220226181457.1138035-4-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Martin Kaiser 2022-02-26 19:14:53 +01:00 committed by Greg Kroah-Hartman
parent 9a706a01df
commit 08daef36c5
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/r8188eu/core/rtw_recv.c
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@ -1853,8 +1853,7 @@ static int recv_func(struct adapter *padapter, struct recv_frame *rframe)
struct recv_frame *pending_frame;
int cnt = 0;
pending_frame = rtw_alloc_recvframe(&padapter->recvpriv.uc_swdec_pending_queue);
while (pending_frame) {
while ((pending_frame = rtw_alloc_recvframe(&padapter->recvpriv.uc_swdec_pending_queue))) {
cnt++;
recv_func_posthandle(padapter, pending_frame);
}