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authorCorinna Vinschen <corinna@vinschen.de>2020-03-26 14:13:37 +0100
committerCorinna Vinschen <corinna@vinschen.de>2020-03-26 14:13:37 +0100
commitd2e0b65a7fdc78ed39a8d5338a36cb887805a601 (patch)
tree8dcebff50a5b249e723b03a5c8b89afb9475e24b
parent6295d759133c399f1d4fcd224fa4f1bd2794288b (diff)
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Cygwin: serial: fix GCC warning
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
-rw-r--r--winsup/cygwin/fhandler_serial.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/winsup/cygwin/fhandler_serial.cc b/winsup/cygwin/fhandler_serial.cc
index 9446315e5..1aaeedf1f 100644
--- a/winsup/cygwin/fhandler_serial.cc
+++ b/winsup/cygwin/fhandler_serial.cc
@@ -80,7 +80,7 @@ fhandler_serial::raw_read (void *ptr, size_t& ulen)
/* If the number of chars in the inbound queue is sufficent
(minchars defines the minimum), set bytes_to_read accordingly
and don't wait. */
- if (st.cbInQue && st.cbInQue >= minchars)
+ if (st.cbInQue && (ssize_t) st.cbInQue >= minchars)
bytes_to_read = MIN (st.cbInQue, bytes_to_read);
}