[doc] Fix comment in FindForkInGlobalIndex

The comment erroneously implies that we're searching `chainActive` for the first block common to `locator`, but we're using the parameter `chain`.
2018-04-11 14:14:45 -04:00 · 2018-04-11 14:14:45 -04:00 · 0ef7b403d0
parent 3cf76c23fb
commit 0ef7b403d0
1 changed files with 2 additions and 1 deletions
--- a/src/validation.cpp
+++ b/src/validation.cpp
@ -263,7 +263,8 @@ CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& loc
 {
    AssertLockHeld(cs_main);

-    // Find the first block the caller has in the main chain
+    // Find the latest block common to locator and chain - we expect that
+    // locator.vHave is sorted descending by height.
    for (const uint256& hash : locator.vHave) {
        CBlockIndex* pindex = LookupBlockIndex(hash);
        if (pindex) {