efi_selftest: check for buffer overflow in efi_get_variable

[u-boot] / lib / lzma / LzmaTools.c

diff --git a/lib/lzma/LzmaTools.c b/lib/lzma/LzmaTools.c
index cfc7cb02f78d1b28bc35b94040873ce155004387..2537cb8f8c631bb633ed4753f4a58ace752360f4 100644 (file)
--- a/lib/lzma/LzmaTools.c
+++ b/lib/lzma/LzmaTools.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Usefuls routines based on the LzmaTest.c file from LZMA SDK 4.65
  *
@@ -5,8 +6,6 @@
  * Luigi 'Comio' Mantellini (luigi.mantellini@idf-hit.com)
  *
  * Copyright (C) 1999-2005 Igor Pavlov
- *
- * SPDX-License-Identifier:    GPL-2.0+ 
  */
 
 /*
@@ -102,7 +101,7 @@ int lzmaBuffToBuffDecompress (unsigned char *outStream, SizeT *uncompressedSize,
         return SZ_ERROR_OUTPUT_EOF;
 
     /* Decompress */
-    outProcessed = outSizeFull;
+    outProcessed = min(outSizeFull, *uncompressedSize);
 
     WATCHDOG_RESET();
 
@@ -112,7 +111,7 @@ int lzmaBuffToBuffDecompress (unsigned char *outStream, SizeT *uncompressedSize,
         inStream, LZMA_PROPS_SIZE, LZMA_FINISH_END, &state, &g_Alloc);
     *uncompressedSize = outProcessed;
 
-    debug("LZMA: Uncompresed ................ 0x%zx\n", outProcessed);
+    debug("LZMA: Uncompressed ............... 0x%zx\n", outProcessed);
 
     if (res != SZ_OK)  {
         return res;