| Message ID | b2114e3c-fa64-4edb-a1ff-d2009e544c3f@moroto.mountain (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | remoteproc: mediatek: Fix error code in scp_rproc_init() | expand |
Il 04/05/24 13:26, Dan Carpenter ha scritto: > Set the error code to ERR_PTR(-ENOMEM). Otherwise if there is an > allocation failure it leads to a NULL dereference in the caller. > > Fixes: c08a82494500 ("remoteproc: mediatek: Support setting DRAM and IPI shared buffer sizes") > Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
On Sat, May 04, 2024 at 02:26:46PM +0300, Dan Carpenter wrote: > Set the error code to ERR_PTR(-ENOMEM). Otherwise if there is an > allocation failure it leads to a NULL dereference in the caller. > > Fixes: c08a82494500 ("remoteproc: mediatek: Support setting DRAM and IPI shared buffer sizes") > Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> > --- > drivers/remoteproc/mtk_scp.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c > index e281d28242dd..b8498772dba1 100644 > --- a/drivers/remoteproc/mtk_scp.c > +++ b/drivers/remoteproc/mtk_scp.c > @@ -1156,6 +1156,7 @@ static struct mtk_scp *scp_rproc_init(struct platform_device *pdev, > scp->share_buf = kzalloc(scp_sizes->ipi_share_buffer_size, GFP_KERNEL); > if (!scp->share_buf) { > dev_err(dev, "Failed to allocate IPI share buffer\n"); > + ret = -ENOMEM; > goto release_dev_mem; > } Applied Thanks, Mathieu > > -- > 2.43.0 >
diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index e281d28242dd..b8498772dba1 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -1156,6 +1156,7 @@ static struct mtk_scp *scp_rproc_init(struct platform_device *pdev, scp->share_buf = kzalloc(scp_sizes->ipi_share_buffer_size, GFP_KERNEL); if (!scp->share_buf) { dev_err(dev, "Failed to allocate IPI share buffer\n"); + ret = -ENOMEM; goto release_dev_mem; }
Set the error code to ERR_PTR(-ENOMEM). Otherwise if there is an allocation failure it leads to a NULL dereference in the caller. Fixes: c08a82494500 ("remoteproc: mediatek: Support setting DRAM and IPI shared buffer sizes") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> --- drivers/remoteproc/mtk_scp.c | 1 + 1 file changed, 1 insertion(+)