From 69ed8ca20c6bf0c92cefac6bcb761f2b7261b9c4 Mon Sep 17 00:00:00 2001 From: Takashi Yano Date: Tue, 7 Dec 2021 22:25:34 +0900 Subject: [PATCH] Cygwin: clipboard: Fix a bug in read(). - Fix a bug in fhandler_dev_clipboard::read() that the second read fails with 'Bad address'. Addresses: https://cygwin.com/pipermail/cygwin/2021-December/250141.html --- winsup/cygwin/fhandler_clipboard.cc | 2 +- winsup/cygwin/release/3.3.4 | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) create mode 100644 winsup/cygwin/release/3.3.4 diff --git a/winsup/cygwin/fhandler_clipboard.cc b/winsup/cygwin/fhandler_clipboard.cc index 0b87dd352..05f54ffb3 100644 --- a/winsup/cygwin/fhandler_clipboard.cc +++ b/winsup/cygwin/fhandler_clipboard.cc @@ -229,7 +229,7 @@ fhandler_dev_clipboard::read (void *ptr, size_t& len) if (pos < (off_t) clipbuf->cb_size) { ret = (len > (clipbuf->cb_size - pos)) ? clipbuf->cb_size - pos : len; - memcpy (ptr, &clipbuf[1] + pos , ret); + memcpy (ptr, (char *) (clipbuf + 1) + pos, ret); pos += ret; } } diff --git a/winsup/cygwin/release/3.3.4 b/winsup/cygwin/release/3.3.4 new file mode 100644 index 000000000..f1c32a1a5 --- /dev/null +++ b/winsup/cygwin/release/3.3.4 @@ -0,0 +1,6 @@ +Bug Fixes +--------- + +- Fix a bug in fhandler_dev_clipboard::read() that the second read + fails with 'Bad address'. + Addresses: https://cygwin.com/pipermail/cygwin/2021-December/250141.html -- 2.43.5