Message ID | 20200507043619.200051-1-christophe.jaillet@wanadoo.fr (mailing list archive) |
---|---|
State | Accepted |
Commit | a86308fc534edeceaf64670c691e17485436a4f4 |
Delegated to: | Kalle Valo |
Headers | show |
Series | wcn36xx: Fix error handling path in 'wcn36xx_probe()' | expand |
On Wed 06 May 21:36 PDT 2020, Christophe JAILLET wrote: > In case of error, 'qcom_wcnss_open_channel()' must be undone by a call to > 'rpmsg_destroy_ept()', as already done in the remove function. > > Fixes: 5052de8deff5 ("soc: qcom: smd: Transition client drivers from smd to rpmsg") It seems I introduced this bug in f303a9311065 ("wcn36xx: Transition driver to SMD client"), but your patch should should apply back to your Fixes, so I think it's good. Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Regards, Bjorn > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > --- > Not 100% sure of the commit for Fixes, but it is consistent with the > analysis in efad8396e906 where the same call has been added in the remove > function. > --- > drivers/net/wireless/ath/wcn36xx/main.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c > index e49c306e0eef..1acdc13a74fc 100644 > --- a/drivers/net/wireless/ath/wcn36xx/main.c > +++ b/drivers/net/wireless/ath/wcn36xx/main.c > @@ -1339,7 +1339,7 @@ static int wcn36xx_probe(struct platform_device *pdev) > if (addr && ret != ETH_ALEN) { > wcn36xx_err("invalid local-mac-address\n"); > ret = -EINVAL; > - goto out_wq; > + goto out_channel; > } else if (addr) { > wcn36xx_info("mac address: %pM\n", addr); > SET_IEEE80211_PERM_ADDR(wcn->hw, addr); > @@ -1347,7 +1347,7 @@ static int wcn36xx_probe(struct platform_device *pdev) > > ret = wcn36xx_platform_get_resources(wcn, pdev); > if (ret) > - goto out_wq; > + goto out_channel; > > wcn36xx_init_ieee80211(wcn); > ret = ieee80211_register_hw(wcn->hw); > @@ -1359,6 +1359,8 @@ static int wcn36xx_probe(struct platform_device *pdev) > out_unmap: > iounmap(wcn->ccu_base); > iounmap(wcn->dxe_base); > +out_channel: > + rpmsg_destroy_ept(wcn->smd_channel); > out_wq: > ieee80211_free_hw(hw); > out_err: > -- > 2.25.1 >
Christophe JAILLET <christophe.jaillet@wanadoo.fr> wrote: > In case of error, 'qcom_wcnss_open_channel()' must be undone by a call to > 'rpmsg_destroy_ept()', as already done in the remove function. > > Fixes: 5052de8deff5 ("soc: qcom: smd: Transition client drivers from smd to rpmsg") > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> > Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Patch applied to ath-next branch of ath.git, thanks. a86308fc534e wcn36xx: Fix error handling path in 'wcn36xx_probe()'
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index e49c306e0eef..1acdc13a74fc 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1339,7 +1339,7 @@ static int wcn36xx_probe(struct platform_device *pdev) if (addr && ret != ETH_ALEN) { wcn36xx_err("invalid local-mac-address\n"); ret = -EINVAL; - goto out_wq; + goto out_channel; } else if (addr) { wcn36xx_info("mac address: %pM\n", addr); SET_IEEE80211_PERM_ADDR(wcn->hw, addr); @@ -1347,7 +1347,7 @@ static int wcn36xx_probe(struct platform_device *pdev) ret = wcn36xx_platform_get_resources(wcn, pdev); if (ret) - goto out_wq; + goto out_channel; wcn36xx_init_ieee80211(wcn); ret = ieee80211_register_hw(wcn->hw); @@ -1359,6 +1359,8 @@ static int wcn36xx_probe(struct platform_device *pdev) out_unmap: iounmap(wcn->ccu_base); iounmap(wcn->dxe_base); +out_channel: + rpmsg_destroy_ept(wcn->smd_channel); out_wq: ieee80211_free_hw(hw); out_err:
In case of error, 'qcom_wcnss_open_channel()' must be undone by a call to 'rpmsg_destroy_ept()', as already done in the remove function. Fixes: 5052de8deff5 ("soc: qcom: smd: Transition client drivers from smd to rpmsg") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- Not 100% sure of the commit for Fixes, but it is consistent with the analysis in efad8396e906 where the same call has been added in the remove function. --- drivers/net/wireless/ath/wcn36xx/main.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)