DisplayServer (Linux): fix invalid display name detection

CarterLi · CarterLi · commit d5d935a65834 · 2024-10-06T12:27:49.000+08:00
diff --git a/src/detection/displayserver/linux/wayland/wayland.c b/src/detection/displayserver/linux/wayland/wayland.c
@@ -109,7 +109,7 @@ static bool matchDrmConnector(const char* connName, WaylandDisplay* wldata)
 
             uint8_t edidData[512];
             ssize_t edidLength = ffReadFileData(path.chars, sizeof(edidData), edidData);
-            if (edidLength <= 0 || edidLength % 128 != 0)
+            if (edidLength > 0 && edidLength % 128 == 0)
             {
                 ffEdidGetName(edidData, &wldata->edidName);
                 ffEdidGetHdrCompatible(edidData, (uint32_t) edidLength);

Original file line number	Diff line number	Diff line change
`@@ -109,7 +109,7 @@ static bool matchDrmConnector(const char* connName, WaylandDisplay* wldata)`
`109`	`109`
`110`	`110`	`uint8_t edidData[512];`
`111`	`111`	`ssize_t edidLength = ffReadFileData(path.chars, sizeof(edidData), edidData);`
`112`		`- if (edidLength <= 0 \|\| edidLength % 128 != 0)`
	`112`	`+ if (edidLength > 0 && edidLength % 128 == 0)`
`113`	`113`	`{`
`114`	`114`	`ffEdidGetName(edidData, &wldata->edidName);`
`115`	`115`	`ffEdidGetHdrCompatible(edidData, (uint32_t) edidLength);`