From 691514583444d71c25ddd7b380dc1048c808039a Mon Sep 17 00:00:00 2001
From: Marcus Meissner <marcus@jet.franken.de>
Date: Sun, 24 May 2020 10:20:11 +0200
Subject: if the partialobject loop does not make progress (xlen = 0), leave it

https://github.com/gphoto/libgphoto2/issues/487
---
 camlibs/ptp2/library.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/camlibs/ptp2/library.c b/camlibs/ptp2/library.c
index 8ff3d0952..b0007c596 100644
--- a/camlibs/ptp2/library.c
+++ b/camlibs/ptp2/library.c
@@ -7917,6 +7917,10 @@ get_file_func (CameraFilesystem *fs, const char *folder, const char *filename,
 					free (ximage);
 					ximage = NULL;
 					offset += xlen;
+					if (!xlen) {
+						GP_LOG_E ("getpartialobject loop: offset=%d, size is %d, xlen returned is 0?", offset, size);
+						break;
+					}
 				}
 				goto done;
 		}
-- 
cgit v1.2.1