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-rw-r--r--src/lib/edid.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/src/lib/edid.c b/src/lib/edid.c
index b171c8b99b..6efe6a95ba 100644
--- a/src/lib/edid.c
+++ b/src/lib/edid.c
@@ -1251,7 +1251,24 @@ int decode_edid(unsigned char *edid, int size, struct edid *out)
* }
*/
- if (claims_one_point_three) {
+ if (claims_one_point_four) {
+ if (nonconformant_digital_display ||
+ !has_valid_string_termination ||
+ !has_valid_descriptor_pad ||
+ !has_preferred_timing)
+ conformant = 0;
+ if (!conformant)
+ printk(BIOS_ERR, "EDID block does NOT conform to EDID 1.4!\n");
+ if (nonconformant_digital_display)
+ printk(BIOS_ERR, "\tDigital display field contains garbage: %x\n",
+ nonconformant_digital_display);
+ if (!has_valid_string_termination)
+ printk(BIOS_ERR, "\tDetailed block string not properly terminated\n");
+ if (!has_valid_descriptor_pad)
+ printk(BIOS_ERR, "\tInvalid descriptor block padding\n");
+ if (!has_preferred_timing)
+ printk(BIOS_ERR, "\tMissing preferred timing\n");
+ } else if (claims_one_point_three) {
if (nonconformant_digital_display ||
!has_valid_string_termination ||
!has_valid_descriptor_pad ||