Remove useless variable.

diff --git a/src/backend/storage/file/buffile.c b/src/backend/storage/file/buffile.c
index b402f064bbf701450d51d73e299a984881fabc5e..3907349b691ea36b501fb0fc548f106649c957b1 100644 (file)
--- a/src/backend/storage/file/buffile.c
+++ b/src/backend/storage/file/buffile.c
@@ -581,7 +581,6 @@ BufFileRead(BufFile *file, void *ptr, size_t size)
 void
 BufFileWrite(BufFile *file, void *ptr, size_t size)
 {
-   size_t      nwritten = 0;
    size_t      nthistime;
 
    Assert(!file->readOnly);
@@ -615,7 +614,6 @@ BufFileWrite(BufFile *file, void *ptr, size_t size)
            file->nbytes = file->pos;
        ptr = (void *) ((char *) ptr + nthistime);
        size -= nthistime;
-       nwritten += nthistime;
    }
 }