Remove redundant c_str

1 files changed, 6 insertions, 6 deletions

diff --git a/src/main.h b/src/main.h
index f47c9ee825..1dc48c0af8 100644
--- a/src/main.h
+++ b/src/main.h
@@ -862,13 +862,13 @@ public:
     {
         return strprintf("CBlockIndex(pprev=%p, nHeight=%d, merkle=%s, hashBlock=%s)",
             pprev, nHeight,
-            hashMerkleRoot.ToString().c_str(),
-            GetBlockHash().ToString().c_str());
+            hashMerkleRoot.ToString(),
+            GetBlockHash().ToString());
     }
 
     void print() const
     {
-        LogPrintf("%s\n", ToString().c_str());
+        LogPrintf("%s\n", ToString());
     }
 
     // Check whether this block index entry is valid up to the passed validity level.
@@ -953,14 +953,14 @@ public:
         std::string str = "CDiskBlockIndex(";
         str += CBlockIndex::ToString();
         str += strprintf("\n                hashBlock=%s, hashPrev=%s)",
-            GetBlockHash().ToString().c_str(),
-            hashPrev.ToString().c_str());
+            GetBlockHash().ToString(),
+            hashPrev.ToString());
         return str;
     }
 
     void print() const
     {
-        LogPrintf("%s\n", ToString().c_str());
+        LogPrintf("%s\n", ToString());
     }
 };