mirror of https://gitee.com/openkylin/linux.git
drm/dp: Fix read pointer for drm_dp_downsteam_debug()
Pass in the array and not a pointer to the array to drm_dp_dpcd_read(). Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20170720174532.23377-1-chris@chris-wilson.co.uk
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@ -591,7 +591,7 @@ void drm_dp_downstream_debug(struct seq_file *m,
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seq_printf(m, "\t\tHW: %d.%d\n",
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seq_printf(m, "\t\tHW: %d.%d\n",
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(rev[0] & 0xf0) >> 4, rev[0] & 0xf);
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(rev[0] & 0xf0) >> 4, rev[0] & 0xf);
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len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV, &rev, 2);
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len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV, rev, 2);
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if (len > 0)
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if (len > 0)
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seq_printf(m, "\t\tSW: %d.%d\n", rev[0], rev[1]);
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seq_printf(m, "\t\tSW: %d.%d\n", rev[0], rev[1]);
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