ipsw: Remove downloaded file if checksum verification failed

This prevents restore attempts with corrupt firmware IPSW files.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/ipsw.c b/src/ipsw.c
index 9c78da9..a66d4b1 100644
--- a/src/ipsw.c
+++ b/src/ipsw.c
@@ -461,6 +461,10 @@ int ipsw_download_latest_fw(plist_t version_data, const char* product, const cha
 						res = -1;
 					}
 					fclose(f);
+
+					// make sure to remove invalid files
+					if (res < 0)
+						remove(fwlfn);
 				} else {
 					error("ERROR: Can't open '%s' for checksum verification\n", fwlfn);
 					res = -1;