1 files changed, 12 insertions, 11 deletions

diff --git a/dep/jemalloc/src/prof.c b/dep/jemalloc/src/prof.c
index 4d7d65db40c..13334cb4c0b 100644
--- a/dep/jemalloc/src/prof.c
+++ b/dep/jemalloc/src/prof.c
@@ -125,7 +125,7 @@ struct prof_thr_node_s {
 	uint64_t thr_uid;
 	/* Variable size based on thr_name_sz. */
 	char name[1];
-}; 
+};
 
 typedef struct prof_alloc_node_s prof_alloc_node_t;
 
@@ -388,7 +388,7 @@ prof_log_bt_index(tsd_t *tsd, prof_bt_t *bt) {
 
 		new_node->next = NULL;
 		new_node->index = log_bt_index;
-		/* 
+		/*
 		 * Copy the backtrace: bt is inside a tdata or gctx, which
 		 * might die before prof_log_stop is called.
 		 */
@@ -402,7 +402,7 @@ prof_log_bt_index(tsd_t *tsd, prof_bt_t *bt) {
 	} else {
 		return node->index;
 	}
-} 
+}
 static size_t
 prof_log_thr_index(tsd_t *tsd, uint64_t thr_uid, const char *name) {
 	assert(prof_logging_state == prof_logging_state_started);
@@ -452,7 +452,7 @@ prof_try_log(tsd_t *tsd, const void *ptr, size_t usize, prof_tctx_t *tctx) {
 		 * it's being destroyed).
 		 */
 		return;
-	}	
+	}
 
 	malloc_mutex_lock(tsd_tsdn(tsd), &log_mtx);
 
@@ -514,11 +514,11 @@ prof_try_log(tsd_t *tsd, const void *ptr, size_t usize, prof_tctx_t *tctx) {
 	}
 
 label_done:
-	malloc_mutex_unlock(tsd_tsdn(tsd), &log_mtx);	
+	malloc_mutex_unlock(tsd_tsdn(tsd), &log_mtx);
 }
 
 void
-prof_free_sampled_object(tsd_t *tsd, const void *ptr, size_t usize, 
+prof_free_sampled_object(tsd_t *tsd, const void *ptr, size_t usize,
     prof_tctx_t *tctx) {
 	malloc_mutex_lock(tsd_tsdn(tsd), tctx->tdata->lock);
 
@@ -1292,7 +1292,7 @@ prof_dump_write(bool propagate_err, const char *s) {
 			}
 		}
 
-		if (prof_dump_buf_end + slen <= PROF_DUMP_BUFSIZE) {
+		if (prof_dump_buf_end + slen - i <= PROF_DUMP_BUFSIZE) {
 			/* Finish writing. */
 			n = slen - i;
 		} else {
@@ -1303,6 +1303,7 @@ prof_dump_write(bool propagate_err, const char *s) {
 		prof_dump_buf_end += n;
 		i += n;
 	}
+	assert(i == slen);
 
 	return false;
 }
@@ -2604,8 +2605,8 @@ static void
 prof_log_emit_traces(tsd_t *tsd, emitter_t *emitter) {
 	emitter_json_array_kv_begin(emitter, "stack_traces");
 	prof_bt_node_t *bt_node = log_bt_first;
-	prof_bt_node_t *bt_old_node; 
-	/* 
+	prof_bt_node_t *bt_old_node;
+	/*
 	 * Calculate how many hex digits we need: twice number of bytes, two for
 	 * "0x", and then one more for terminating '\0'.
 	 */
@@ -2744,12 +2745,12 @@ prof_log_stop(tsdn_t *tsdn) {
 	emitter_init(&emitter, emitter_output_json, &prof_emitter_write_cb,
 	    (void *)(&arg));
 
-	emitter_json_object_begin(&emitter);
+	emitter_begin(&emitter);
 	prof_log_emit_metadata(&emitter);
 	prof_log_emit_threads(tsd, &emitter);
 	prof_log_emit_traces(tsd, &emitter);
 	prof_log_emit_allocs(tsd, &emitter);
-	emitter_json_object_end(&emitter);
+	emitter_end(&emitter);
 
 	/* Reset global state. */
 	if (log_tables_initialized) {