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Fix overflow-prone size check.

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This commit is contained in:
Michael Grant
2026-10-09 22:55:15 +02:00
parent 5d1c25c5c9
commit 6826d87bdb
2 changed files with 2 additions and 2 deletions
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2
image-kitty.c
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@@ -431,7 +431,7 @@ kitty_upload(struct tty *tty, struct image *im)
return (NULL);
upload_width = canvas_width + 2;
upload_height = canvas_height + 2;
if ((uint64_t)upload_width * upload_height * 4 > IMAGE_SIZE_LIMIT)
if ((uint64_t)upload_width * upload_height > IMAGE_SIZE_LIMIT / 4)
return (NULL);
for (entry = ko->images; entry != NULL; entry = entry->next) {