Merge trunk into the sahpool-digest branch.

FossilOrigin-Name: fc1eeb7d1f2880907b0fe71a8c572dd7cd74a5d65ec0177332976ad2f8c2b216

1 files changed, 6 insertions, 4 deletions

diff --git a/ext/session/sqlite3session.c b/ext/session/sqlite3session.c
index 66b21d63a..b2654315a 100644
--- a/ext/session/sqlite3session.c
+++ b/ext/session/sqlite3session.c
@@ -2556,9 +2556,11 @@ static void sessionAppendIdent(
     char *zOut = (char *)&p->aBuf[p->nBuf];
     const char *zIn = zStr;
     *zOut++ = '"';
-    while( *zIn ){
-      if( *zIn=='"' ) *zOut++ = '"';
-      *zOut++ = *(zIn++);
+    if( zIn!=0 ){
+      while( *zIn ){
+        if( *zIn=='"' ) *zOut++ = '"';
+        *zOut++ = *(zIn++);
+      }
     }
     *zOut++ = '"';
     p->nBuf = (int)((u8 *)zOut - p->aBuf);
@@ -3011,7 +3013,7 @@ static int sessionGenerateChangeset(
 ){
   sqlite3 *db = pSession->db;     /* Source database handle */
   SessionTable *pTab;             /* Used to iterate through attached tables */
-  SessionBuffer buf = {0,0,0};    /* Buffer in which to accumlate changeset */
+  SessionBuffer buf = {0,0,0};    /* Buffer in which to accumulate changeset */
   int rc;                         /* Return code */
 
   assert( xOutput==0 || (pnChangeset==0 && ppChangeset==0) );