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| author | Ben Skeggs <bskeggs@redhat.com> | 2011-08-04 13:57:33 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2011-09-20 16:10:12 +1000 |
| commit | a8e415d3eb1bed184d73e22c62cd1f992bd33d63 (patch) | |
| tree | 54d51e7e0e82b36f9614f7d15a2d13c6f19a2859 /drivers/gpu/drm/nouveau | |
| parent | 5024c54b5cc6e93a8e2713f53981423d0deb60d7 (diff) | |
drm/nouveau/bios: check for null script pointers in parser
Allows us to be lazy elsewhere...
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 58d8c85b85d..528fb608781 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -3771,6 +3771,10 @@ parse_init_table(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) int count = 0, i, ret; uint8_t id; + /* catch NULL script pointers */ + if (offset == 0) + return 0; + /* * Loop until INIT_DONE causes us to break out of the loop * (or until offset > bios length just in case... ) |