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author | 2017-10-20 03:28:45 +0300 | |
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committer | 2017-10-30 16:55:20 -0700 | |
commit | 85b4587f8e94143bafb8b6a4003a5187b9a8753d (patch) | |
tree | 8cec0e6d78d8962f95e8dade9e55d474ae84620c /drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c | |
parent | drm/vc4: Convert timers to use timer_setup() (diff) | |
download | linux-rng-85b4587f8e94143bafb8b6a4003a5187b9a8753d.tar.xz linux-rng-85b4587f8e94143bafb8b6a4003a5187b9a8753d.zip |
drm/panel: rpi-touchscreen: propagate errors in rpi_touchscreen_i2c_read()
There is one caller which checks whether rpi_touchscreen_i2c_read()
returns negative error codes. Currently it can't because negative
error codes are truncated to u8, but that's easy to fix if we change the
type to int.
Fixes: 2f733d6194bd ("drm/panel: Add support for the Raspberry Pi 7" Touchscreen.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20171020002845.kar2wg7gqxg7tzqi@mwanda
Reviewed-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c')
0 files changed, 0 insertions, 0 deletions