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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
[cascardo/linux.git]
/
drivers
/
gpu
/
drm
/
radeon
/
atombios_i2c.c
diff --git
a/drivers/gpu/drm/radeon/atombios_i2c.c
b/drivers/gpu/drm/radeon/atombios_i2c.c
index
deaf98c
..
0652ee0
100644
(file)
--- a/
drivers/gpu/drm/radeon/atombios_i2c.c
+++ b/
drivers/gpu/drm/radeon/atombios_i2c.c
@@
-56,8
+56,10
@@
static int radeon_process_i2c_ch(struct radeon_i2c_chan *chan,
return -EINVAL;
}
args.ucRegIndex = buf[0];
- if (num > 1)
- memcpy(&out, &buf[1], num - 1);
+ if (num > 1) {
+ num--;
+ memcpy(&out, &buf[1], num);
+ }
args.lpI2CDataOut = cpu_to_le16(out);
} else {
if (num > ATOM_MAX_HW_I2C_READ) {