Rename variable for clarity

src/fellow_log.c

@@ -2954,7 +2954,7 @@ logbuffer_flush_finish(struct fellow_fd *ffd,
 	struct fellow_logbuffer_ff *ff;
 	struct buddy_ptr_extent alloc;
 	struct buddy_reqs *reqs;
-	int needthread;
+	unsigned need_work;
 
 	assert(cap(can, LBUF_CAN_REF));
 
@@ -2980,7 +2980,7 @@ logbuffer_flush_finish(struct fellow_fd *ffd,
 	FF_TRANSITION(ff, FF_INVAL, FF_SCHEDULED);
 
 	AZ(pthread_mutex_lock(lbuf->phase_mtx));
-	needthread = VLIST_EMPTY(&ffd->ffhead);
+	need_work = VLIST_EMPTY(&ffd->ffhead);
 	VLIST_INSERT_HEAD(&ffd->ffhead, ff, list);
 	ffd->nff++;
 	lbuf->ff = ff;
@@ -2993,7 +2993,7 @@ logbuffer_flush_finish(struct fellow_fd *ffd,
 #endif
 
 	if (doclose) {
-		if (needthread)
+		if (need_work)
 			logbuffer_flush_finish_work(NULL, ff);
 		else
 			logbuffer_wait_flush_fini(lbuf);
@@ -3001,7 +3001,7 @@ logbuffer_flush_finish(struct fellow_fd *ffd,
 	}
 
 	// if scheduling a task fails, run in this thread
-	if (needthread &&
+	if (need_work &&
 	    ffd->taskrun(logbuffer_flush_finish_work, ff, &ff->taskstate))
 		logbuffer_flush_finish_work(NULL, ff);
 }