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author21E14 <21xe14@gmail.com>2014-10-27 23:00:55 -0400
committerWladimir J. van der Laan <laanwj@gmail.com>2015-02-18 18:31:41 +0100
commit74f29c27372cb88e7f4a6f14ee40b699e3c58eb0 (patch)
treec31c54ec9cc52acef716348e4b17d77c11a88d52
parent6b4163b972e58e2a145342b973ed02bb78fc04b9 (diff)
Check pindexBestForkBase for null
Rebased-From: 730b1ed1a0d2b2b0f278ee808e7e266a50fac94b Github-Pull: #5154
-rw-r--r--src/main.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 6430ca04fd..a42bb8a6b0 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1367,13 +1367,13 @@ void CheckForkWarningConditions()
if (pindexBestForkTip || (pindexBestInvalid && pindexBestInvalid->nChainWork > chainActive.Tip()->nChainWork + (chainActive.Tip()->GetBlockWork() * 6).getuint256()))
{
- if (!fLargeWorkForkFound)
+ if (!fLargeWorkForkFound && pindexBestForkBase)
{
std::string warning = std::string("'Warning: Large-work fork detected, forking after block ") +
pindexBestForkBase->phashBlock->ToString() + std::string("'");
CAlert::Notify(warning, true);
}
- if (pindexBestForkTip)
+ if (pindexBestForkTip && pindexBestForkBase)
{
LogPrintf("CheckForkWarningConditions: Warning: Large valid fork found\n forking the chain at height %d (%s)\n lasting to height %d (%s).\nChain state database corruption likely.\n",
pindexBestForkBase->nHeight, pindexBestForkBase->phashBlock->ToString(),