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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-11 08:50:05 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-12-11 08:50:05 +0100
commit73cf7e111ed69d8e1b59a3ae41b14bc77215e9ee (patch)
tree02cd3308d328bce9cf97bf2c1c9d5e932103ebfe /drivers/gpu/drm/i915/intel_i2c.c
parent328257099077e8affd438c179d8a938948de2e7f (diff)
parent50c4c4e268a2d7a3e58ebb698ac74da0de40ae36 (diff)
Merge 4.15-rc3 into driver-core-next
We want the fixes and changes in here for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_i2c.c')
-rw-r--r--drivers/gpu/drm/i915/intel_i2c.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index eb5827110d8f..49fdf09f9919 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -438,7 +438,9 @@ static bool
gmbus_is_index_read(struct i2c_msg *msgs, int i, int num)
{
return (i + 1 < num &&
- !(msgs[i].flags & I2C_M_RD) && msgs[i].len <= 2 &&
+ msgs[i].addr == msgs[i + 1].addr &&
+ !(msgs[i].flags & I2C_M_RD) &&
+ (msgs[i].len == 1 || msgs[i].len == 2) &&
(msgs[i + 1].flags & I2C_M_RD));
}