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authorMartin Peres <martin.peres@labri.fr>2012-10-20 13:03:36 +0400
committerBen Skeggs <bskeggs@redhat.com>2012-10-22 06:25:49 +0400
commit90e2889c4e24e2bde8f226402b46c66e18162860 (patch)
treec7f6dd4426eaf6e8bbbc559d49adbac9a28b126b
parent2c14575f99ddd5b8384c5b460687ceba181900d8 (diff)
downloadlinux-90e2889c4e24e2bde8f226402b46c66e18162860.tar.xz
drm/nouveau/bios: improve error handling when reading the vbios from ACPI
Reported-by: Pawel Sikora <pawel.sikora@agmk.net> Signed-off-by: Martin Peres <martin.peres@labri.fr> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/bios/base.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
index dcb5c2befc92..f65bfedcce66 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c
@@ -188,8 +188,10 @@ nouveau_bios_shadow_acpi(struct nouveau_bios *bios)
int ret, cnt, i;
u8 data[3];
- if (!nouveau_acpi_rom_supported(pdev))
+ if (!nouveau_acpi_rom_supported(pdev)) {
+ bios->data = NULL;
return;
+ }
bios->size = 0;
if (nouveau_acpi_get_bios_chunk(data, 0, 3) == 3)