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author | Wei Yongjun <weiyongjun1@huawei.com> | 2017-04-25 14:36:42 +0000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2017-04-29 22:39:23 +1000 |
commit | 48907c23ea3307a6b6368698c1e786152cd45588 (patch) | |
tree | 209476fb0b91723390b6edb2f63bfe23d3a2b40a | |
parent | 60b95d709525e3ce1c51e1fc93175dcd1755d345 (diff) | |
download | linux-stable-48907c23ea3307a6b6368698c1e786152cd45588.tar.gz linux-stable-48907c23ea3307a6b6368698c1e786152cd45588.tar.bz2 linux-stable-48907c23ea3307a6b6368698c1e786152cd45588.zip |
drm/nouveau/secboot/gm20b: fix the error return code in gm20b_secboot_tegra_read_wpr()
The error return code PTR_ERR(mc) is always 0 since mc is
equal to 0 in this error handling case.
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm20b.c index b10ed59a4911..30491d132d59 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); |