Remove useless variable.

macdice · macdice · commit 4dd804a99cd6 · 2020-06-16T17:40:06.000+12:00
diff --git 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;
 	}
 }
 

Original file line number	Diff line number	Diff line change
`@@ -581,7 +581,6 @@ BufFileRead(BufFile file, void ptr, size_t size)`
`581`	`581`	`void`
`582`	`582`	`BufFileWrite(BufFile file, void ptr, size_t size)`
`583`	`583`	`{`
`584`		`- size_t nwritten = 0;`
`585`	`584`	`size_t nthistime;`
`586`	`585`
`587`	`586`	`Assert(!file->readOnly);`
`@@ -615,7 +614,6 @@ BufFileWrite(BufFile file, void ptr, size_t size)`
`615`	`614`	`file->nbytes = file->pos;`
`616`	`615`	`ptr = (void ) ((char ) ptr + nthistime);`
`617`	`616`	`size -= nthistime;`
`618`		`- nwritten += nthistime;`
`619`	`617`	`}`
`620`	`618`	`}`
`621`	`619`