Message ID | 1517063308-16679-1-git-send-email-Julia.Lawall@lip6.fr |
---|---|
State | Accepted |
Headers | show |
Series | firmware: tegra: adjust tested variable | expand |
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> On 01/27/2018 04:28 PM, Julia Lawall wrote: > Check the variable that was most recently initialized. > > The semantic match that finds this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > expression x, y, f, g, e, m; > statement S1,S2,S3,S4; > @@ > > x = f(...); > if (\(<+...x...+>\&e\)) S1 else S2 > ( > x = g(...); > | > m = g(...,&x,...); > | > y = g(...); > *if (e) > S3 else S4 > ) > // </smpl> > > Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> > > --- > drivers/firmware/tegra/bpmp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/firmware/tegra/bpmp.c b/drivers/firmware/tegra/bpmp.c > index a7f461f..96362b5 100644 > --- a/drivers/firmware/tegra/bpmp.c > +++ b/drivers/firmware/tegra/bpmp.c > @@ -732,7 +732,7 @@ static int tegra_bpmp_probe(struct platform_device *pdev) > } > > bpmp->rx.virt = gen_pool_dma_alloc(bpmp->rx.pool, 4096, &bpmp->rx.phys); > - if (!bpmp->rx.pool) { > + if (!bpmp->rx.virt) { > dev_err(&pdev->dev, "failed to allocate from RX pool\n"); > err = -ENOMEM; > goto free_tx; > > -- > To unsubscribe from this list: send the line "unsubscribe linux-tegra" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sat, Jan 27, 2018 at 03:28:28PM +0100, Julia Lawall wrote: > Check the variable that was most recently initialized. > > The semantic match that finds this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > expression x, y, f, g, e, m; > statement S1,S2,S3,S4; > @@ > > x = f(...); > if (\(<+...x...+>\&e\)) S1 else S2 > ( > x = g(...); > | > m = g(...,&x,...); > | > y = g(...); > *if (e) > S3 else S4 > ) > // </smpl> > > Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> > > --- > drivers/firmware/tegra/bpmp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied, thanks. Thierry
diff --git a/drivers/firmware/tegra/bpmp.c b/drivers/firmware/tegra/bpmp.c index a7f461f..96362b5 100644 --- a/drivers/firmware/tegra/bpmp.c +++ b/drivers/firmware/tegra/bpmp.c @@ -732,7 +732,7 @@ static int tegra_bpmp_probe(struct platform_device *pdev) } bpmp->rx.virt = gen_pool_dma_alloc(bpmp->rx.pool, 4096, &bpmp->rx.phys); - if (!bpmp->rx.pool) { + if (!bpmp->rx.virt) { dev_err(&pdev->dev, "failed to allocate from RX pool\n"); err = -ENOMEM; goto free_tx;
Check the variable that was most recently initialized. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x, y, f, g, e, m; statement S1,S2,S3,S4; @@ x = f(...); if (\(<+...x...+>\&e\)) S1 else S2 ( x = g(...); | m = g(...,&x,...); | y = g(...); *if (e) S3 else S4 ) // </smpl> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> --- drivers/firmware/tegra/bpmp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html