From: Julia Lawall <julia.law...@lip6.fr> 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/gpu/drm/gma500/psb_drv.c | 8 ++++++-- drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 1 + 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 6ec3a90..e405414 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -306,12 +306,16 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) goto out_err; dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, 0); - if (!dev_priv->mmu) + if (!dev_priv->mmu) { + ret = -ENOMEM; goto out_err; + } dev_priv->pf_pd = psb_mmu_alloc_pd(dev_priv->mmu, 1, 0); - if (!dev_priv->pf_pd) + if (!dev_priv->pf_pd) { + ret = -ENOMEM; goto out_err; + } ret = psb_do_init(dev); if (ret) diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c index 56c6055..c0fb5fa 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -678,6 +678,7 @@ static int omap_dmm_probe(struct platform_device *dev) &omap_dmm->refill_pa, GFP_KERNEL); if (!omap_dmm->refill_va) { dev_err(&dev->dev, "could not allocate refill memory\n"); + ret = -ENOMEM; goto fail; } -- 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/
