On 04/26/2017 12:36 AM, Wei Yongjun wrote:
From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
The error return code PTR_ERR(mc) is always 0 since mc is
equal to 0 in this error handling case.
Thank you! I've merged the patch in my tree.
Ben.
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c
index b10ed59..30491d1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c
@@ -48,7 +48,7 @@ gm20b_secboot_tegra_read_wpr(struct gm200_secboot *gsb, u32 mc_base)
mc = ioremap(mc_base, 0xd00);
if (!mc) {
nvkm_error(&sb->subdev, "Cannot map Tegra MC registers\n");
- return PTR_ERR(mc);
+ return -ENOMEM;
}
sb->wpr_addr = ioread32_native(mc + MC_SECURITY_CARVEOUT2_BOM_0) |
((u64)ioread32_native(mc + MC_SECURITY_CARVEOUT2_BOM_HI_0) << 32);
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