---

yaml --- r: 252062 b: refs/heads/master c: 3eb8e74 h: refs/heads/master v: v3
git-mirror · May 27, 2011 · 2383b29 · 2383b29
1 parent 1d604ee
commit 2383b29
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 658c74cf3c98b1c9bc21e26731052db66251dfd8
+refs/heads/master: 3eb8e74ec72736b9b9d728bad30484ec89c91dde
diff --git a/trunk/fs/partitions/efi.c b/trunk/fs/partitions/efi.c
@@ -310,6 +310,15 @@ static int is_gpt_valid(struct parsed_partitions *state, u64 lba,
 		goto fail;
 	}
 
+	/* Check the GUID Partition Table header size */
+	if (le32_to_cpu((*gpt)->header_size) >
+			bdev_logical_block_size(state->bdev)) {
+		pr_debug("GUID Partition Table Header size is wrong: %u > %u\n",
+			le32_to_cpu((*gpt)->header_size),
+			bdev_logical_block_size(state->bdev));
+		goto fail;
+	}
+
 	/* Check the GUID Partition Table CRC */
 	origcrc = le32_to_cpu((*gpt)->header_crc32);
 	(*gpt)->header_crc32 = 0;