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drm/amd/display: fix incorrect check for atom table size

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in case we have very few pins in the table, check fails and we can't boot

Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tony Cheng 2018-06-17 13:26:27 -04:00 committed by Alex Deucher
parent 16aecfd4bf
commit 7a34057cb5
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
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@ -678,7 +678,7 @@ static enum bp_result bios_parser_get_gpio_pin_info(
return BP_RESULT_BADBIOSTABLE;
if (sizeof(struct atom_common_table_header) +
sizeof(struct atom_gpio_pin_lut_v2_1)
sizeof(struct atom_gpio_pin_assignment)
> le16_to_cpu(header->table_header.structuresize))
return BP_RESULT_BADBIOSTABLE;