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path: root/drivers/net/wireless/ath/ath9k/mci.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/mci.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/mci.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mci.c b/drivers/net/wireless/ath/ath9k/mci.c
index 8f51e9e358fd..ec2d7c807567 100644
--- a/drivers/net/wireless/ath/ath9k/mci.c
+++ b/drivers/net/wireless/ath/ath9k/mci.c
@@ -392,6 +392,7 @@ int ath_mci_setup(struct ath_softc *sc)
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_mci_coex *mci = &sc->mci_coex;
struct ath_mci_buf *buf = &mci->sched_buf;
+ int ret;
buf->bf_addr = dma_alloc_coherent(sc->dev,
ATH_MCI_SCHED_BUF_SIZE + ATH_MCI_GPM_BUF_SIZE,
@@ -411,9 +412,13 @@ int ath_mci_setup(struct ath_softc *sc)
mci->gpm_buf.bf_addr = (u8 *)mci->sched_buf.bf_addr + mci->sched_buf.bf_len;
mci->gpm_buf.bf_paddr = mci->sched_buf.bf_paddr + mci->sched_buf.bf_len;
- ar9003_mci_setup(sc->sc_ah, mci->gpm_buf.bf_paddr,
- mci->gpm_buf.bf_addr, (mci->gpm_buf.bf_len >> 4),
- mci->sched_buf.bf_paddr);
+ ret = ar9003_mci_setup(sc->sc_ah, mci->gpm_buf.bf_paddr,
+ mci->gpm_buf.bf_addr, (mci->gpm_buf.bf_len >> 4),
+ mci->sched_buf.bf_paddr);
+ if (ret) {
+ ath_err(common, "Failed to initialize MCI\n");
+ return ret;
+ }
INIT_WORK(&sc->mci_work, ath9k_mci_work);
ath_dbg(common, MCI, "MCI Initialized\n");