linux-kernel - [PATCH 1/3] lib: zstd: Fix unused variable warning

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Message-Id: <20211117014949.1169186-2-nickrterrell@gmail.com>
Date:   Tue, 16 Nov 2021 17:49:47 -0800
From:   Nick Terrell <nickrterrell@...il.com>
To:     Nick Terrell <terrelln@...com>
Cc:     linux-kernel@...r.kernel.org, linux-parisc@...r.kernel.org,
        Helge Deller <deller@....de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        kernel test robot <lkp@...el.com>
Subject: [PATCH 1/3] lib: zstd: Fix unused variable warning

From: Nick Terrell <terrelln@...com>

Backport the fix from upstream PR #2838 [0]. Found by the Kernel test
robot in [1].

[0] https://github.com/facebook/zstd/pull/2838
[1] https://lore.kernel.org/linux-mm/202111120312.833wII4i-lkp@intel.com/T/

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Nick Terrell <terrelln@...com>
---
 lib/zstd/compress/zstd_compress_superblock.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/zstd/compress/zstd_compress_superblock.c b/lib/zstd/compress/zstd_compress_superblock.c
index ee03e0aedb03..a6a8e9a2aa0e 100644
--- a/lib/zstd/compress/zstd_compress_superblock.c
+++ b/lib/zstd/compress/zstd_compress_superblock.c
@@ -411,6 +411,7 @@ static size_t ZSTD_seqDecompressedSize(seqStore_t const* seqStore, const seqDef*
     const seqDef* sp = sstart;
     size_t matchLengthSum = 0;
     size_t litLengthSum = 0;
+    (void)litLengthSum;
     while (send-sp > 0) {
         ZSTD_sequenceLength const seqLen = ZSTD_getSequenceLength(seqStore, sp);
         litLengthSum += seqLen.litLength;
-- 
2.33.1