handle buffer edgecase

1 files changed, 1 insertions, 1 deletions

diff --git a/redis/connection.py b/redis/connection.py
index 2d666fb..4c8b681 100755
--- a/redis/connection.py
+++ b/redis/connection.py
@@ -348,7 +348,7 @@ class HiredisParser(BaseParser):
             # proactively, but not conclusively, check if more data is in the
             # buffer. if the data received doesn't end with \r\n, there's more.
             if HIREDIS_USE_BYTE_BUFFER:
-                if self._buffer[bufflen - 2:bufflen] != SYM_CRLF:
+                if bufflen > 2 and self._buffer[bufflen - 2:bufflen] != SYM_CRLF:
                     continue
             else:
                 if not buffer.endswith(SYM_CRLF):