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drm/nouveau: off by one in init_i2c_device_find()

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dcb->i2c[] has DCB_MAX_NUM_I2C_ENTRIES entries.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dan Carpenter 2010-05-25 11:52:27 +02:00 committed by Dave Airlie
parent 55a4c5c515
commit 7504794448
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/nouveau/nouveau_bios.c
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@ -834,7 +834,7 @@ init_i2c_device_find(struct drm_device *dev, int i2c_index)
if (i2c_index == 0x81)
i2c_index = (dcb->i2c_default_indices & 0xf0) >> 4;
if (i2c_index > DCB_MAX_NUM_I2C_ENTRIES) {
if (i2c_index >= DCB_MAX_NUM_I2C_ENTRIES) {
NV_ERROR(dev, "invalid i2c_index 0x%x\n", i2c_index);
return NULL;
}