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| author | Ben Skeggs <bskeggs@redhat.com> | 2014-09-08 10:33:32 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2014-10-02 13:25:44 +1000 |
| commit | ce12112210bc3e6b1ac87546a60586b6dcd2ded7 (patch) | |
| tree | bebbd94c749863b87d58fc2309816c97e4b1acb3 | |
| parent | aa6cd36e0a46113c96350d385a530724cd25a990 (diff) | |
| download | nouveau-ce12112210bc3e6b1ac87546a60586b6dcd2ded7.tar.gz | |
bios: memset dcb struct to zero before parsing
Fixes type/mask calculation being based on uninitialised data for VGA
outputs.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | nvkm/subdev/bios/dcb.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/nvkm/subdev/bios/dcb.c b/nvkm/subdev/bios/dcb.c index 88606bfaf..bd8d34838 100644 --- a/nvkm/subdev/bios/dcb.c +++ b/nvkm/subdev/bios/dcb.c @@ -124,6 +124,7 @@ dcb_outp_parse(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len, struct dcb_output *outp) { u16 dcb = dcb_outp(bios, idx, ver, len); + memset(outp, 0x00, sizeof(*outp)); if (dcb) { if (*ver >= 0x20) { u32 conn = nv_ro32(bios, dcb + 0x00); |