From 8996f075e64da0e6ffeda57632ef31f8710defcc Mon Sep 17 00:00:00 2001 From: He Zhe Date: Fri, 15 Mar 2019 16:47:03 +0800 Subject: [PATCH] utilities: Fix build failure with -Werror=maybe-uninitialized Summary: Initialize magic_number to zero to avoid such failure. utilities/blob_db/blob_log_format.cc:91:3: error: 'magic_number' may be used uninitialized in this function [-Werror=maybe-uninitialized] if (magic_number != kMagicNumber) { ^~ Upstream-Status: Accepted [expected version 5.19] Signed-off-by: He Zhe --- utilities/blob_db/blob_log_format.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utilities/blob_db/blob_log_format.cc b/utilities/blob_db/blob_log_format.cc index 2bf7028..8726cb8 100644 --- a/utilities/blob_db/blob_log_format.cc +++ b/utilities/blob_db/blob_log_format.cc @@ -82,7 +82,7 @@ Status BlobLogFooter::DecodeFrom(Slice src) { uint32_t src_crc = 0; src_crc = crc32c::Value(src.data(), BlobLogFooter::kSize - sizeof(uint32_t)); src_crc = crc32c::Mask(src_crc); - uint32_t magic_number; + uint32_t magic_number = 0; if (!GetFixed32(&src, &magic_number) || !GetFixed64(&src, &blob_count) || !GetFixed64(&src, &expiration_range.first) || !GetFixed64(&src, &expiration_range.second) || !GetFixed32(&src, &crc)) { -- 2.7.4