Re: [PATCH 01/11] mmc: omap: fix error return code
On 23 August 2015 at 02:11, Julia Lawall wrote: > Return a negative error code on failure. > > A simplified version of the semantic match that finds this problem is as > follows: (http://coccinelle.lip6.fr/) > > // > @@ > identifier ret; expression e1,e2; > @@ > ( > if (\(ret < 0\|ret != 0\)) > { ... return ret; } > | > ret = 0 > ) > ... when != ret = e1 > when != > *if(...) > { > ... when != ret = e2 > when forall > return ret; > } > // > > Signed-off-by: Julia Lawall Thanks, applied for next! Kind regards Uffe > > --- > drivers/mmc/host/omap.c |4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c > index 70dcf07..b763b11 100644 > --- a/drivers/mmc/host/omap.c > +++ b/drivers/mmc/host/omap.c > @@ -1420,8 +1420,10 @@ static int mmc_omap_probe(struct platform_device *pdev) > host->reg_shift = (mmc_omap7xx() ? 1 : 2); > > host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0); > - if (!host->mmc_omap_wq) > + if (!host->mmc_omap_wq) { > + ret = -ENOMEM; > goto err_plat_cleanup; > + } > > for (i = 0; i < pdata->nr_slots; i++) { > ret = mmc_omap_new_slot(host, i); > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH 01/11] mmc: omap: fix error return code
On 23 August 2015 at 02:11, Julia Lawall julia.law...@lip6.fr wrote: Return a negative error code on failure. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // smpl @@ identifier ret; expression e1,e2; @@ ( if (\(ret 0\|ret != 0\)) { ... return ret; } | ret = 0 ) ... when != ret = e1 when != ret *if(...) { ... when != ret = e2 when forall return ret; } // /smpl Signed-off-by: Julia Lawall julia.law...@lip6.fr Thanks, applied for next! Kind regards Uffe --- drivers/mmc/host/omap.c |4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 70dcf07..b763b11 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1420,8 +1420,10 @@ static int mmc_omap_probe(struct platform_device *pdev) host-reg_shift = (mmc_omap7xx() ? 1 : 2); host-mmc_omap_wq = alloc_workqueue(mmc_omap, 0, 0); - if (!host-mmc_omap_wq) + if (!host-mmc_omap_wq) { + ret = -ENOMEM; goto err_plat_cleanup; + } for (i = 0; i pdata-nr_slots; i++) { ret = mmc_omap_new_slot(host, i); -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 01/11] mmc: omap: fix error return code
Return a negative error code on failure. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // @@ identifier ret; expression e1,e2; @@ ( if (\(ret < 0\|ret != 0\)) { ... return ret; } | ret = 0 ) ... when != ret = e1 when != *if(...) { ... when != ret = e2 when forall return ret; } // Signed-off-by: Julia Lawall --- drivers/mmc/host/omap.c |4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 70dcf07..b763b11 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1420,8 +1420,10 @@ static int mmc_omap_probe(struct platform_device *pdev) host->reg_shift = (mmc_omap7xx() ? 1 : 2); host->mmc_omap_wq = alloc_workqueue("mmc_omap", 0, 0); - if (!host->mmc_omap_wq) + if (!host->mmc_omap_wq) { + ret = -ENOMEM; goto err_plat_cleanup; + } for (i = 0; i < pdata->nr_slots; i++) { ret = mmc_omap_new_slot(host, i); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH 01/11] mmc: omap: fix error return code
Return a negative error code on failure. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // smpl @@ identifier ret; expression e1,e2; @@ ( if (\(ret 0\|ret != 0\)) { ... return ret; } | ret = 0 ) ... when != ret = e1 when != ret *if(...) { ... when != ret = e2 when forall return ret; } // /smpl Signed-off-by: Julia Lawall julia.law...@lip6.fr --- drivers/mmc/host/omap.c |4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 70dcf07..b763b11 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1420,8 +1420,10 @@ static int mmc_omap_probe(struct platform_device *pdev) host-reg_shift = (mmc_omap7xx() ? 1 : 2); host-mmc_omap_wq = alloc_workqueue(mmc_omap, 0, 0); - if (!host-mmc_omap_wq) + if (!host-mmc_omap_wq) { + ret = -ENOMEM; goto err_plat_cleanup; + } for (i = 0; i pdata-nr_slots; i++) { ret = mmc_omap_new_slot(host, i); -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/