Merge pull request #207 from TileDB-Inc/add-write-bytes-length-check

Protect against empty byte writes
TileDB-Inc · Jan 5, 2022 · f1fde2e · f1fde2e
2 parents 2c006fc + e818ab3
commit f1fde2e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/vfs.go b/vfs.go
@@ -538,6 +538,9 @@ func (v *VFSfh) Read(p []byte) (int, error) {
 // appends data at the end of the file. If the file does not exist,
 // it will be created
 func (v *VFSfh) Write(bytes []byte) (int, error) {
+	if len(bytes) == 0 {
+		return 0, nil
+	}
 	cbuffer := unsafe.Pointer(&bytes[0])
 	ret := C.tiledb_vfs_write(v.context.tiledbContext, v.tiledbVFSfh, cbuffer, C.uint64_t(len(bytes)))