[coreboot-gerrit] Change in coreboot[master]: lib/lzmadecode.c: : Avoid static analysis error for unused value

[Richard Spiegel (Code Review)]

Richard Spiegel has uploaded this change for review. ( https://review.coreboot.org/28021


Change subject: lib/lzmadecode.c: : Avoid static analysis error for unused value
......................................................................

lib/lzmadecode.c: : Avoid static analysis error for unused value

Within procedure LzmaDecode(), the variable len can be assigned a value
that is never read after, thus causing a static analysis error. Tell the
static analysis we know it can happen.

BUG=b:112253891
TEST=Build and boot grunt.

Change-Id: I37bc3ff19ca85f819ba1cbb2a281c1ad55619da9
Signed-off-by: Richard Spiegel <richard.spiegel at silverbackltd.com>
---
M src/lib/lzmadecode.c
1 file changed, 4 insertions(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/21/28021/1

diff --git a/src/lib/lzmadecode.c b/src/lib/lzmadecode.c
index 6d21f6c..0a5d038 100644
--- a/src/lib/lzmadecode.c
+++ b/src/lib/lzmadecode.c
@@ -422,6 +422,10 @@
 		}
 	}
 	RC_NORMALIZE;
+	/*
+	 * Tell static analysis we know len can have a dead assignment.
+	 */
+	 (void)len;
 
 
 	*inSizeProcessed = (SizeT)(Buffer - inStream);

-- 
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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I37bc3ff19ca85f819ba1cbb2a281c1ad55619da9
Gerrit-Change-Number: 28021
Gerrit-PatchSet: 1
Gerrit-Owner: Richard Spiegel <richard.spiegel at silverbackltd.com>
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