ws2_32: Treat optlen as unsigned in setsockopt() for SO_SNDTIMEO.

Signed-off-by: Paul Gofman <pgofman@codeweavers.com> Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ws2_32: Treat optlen as unsigned in setsockopt() for SO_SNDTIMEO.
b2d1d090 · Paul Gofman · Alexandre Julliard · 4fa43397 · b2d1d090
Commit b2d1d090 authored Mar 05, 2022 by Paul Gofman Committed by Alexandre Julliard Mar 07, 2022
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socket.c dlls/ws2_32/socket.c +1 -0

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--- a/dlls/ws2_32/socket.c
+++ b/dlls/ws2_32/socket.c
@@ -2837,6 +2837,7 @@ int WINAPI setsockopt( SOCKET s, int level, int optname, const char *optval, int
            return server_setsockopt( s, IOCTL_AFD_WINE_SET_SO_SNDBUF, optval, optlen );

        case SO_SNDTIMEO:
+            if (optlen < 0) optlen = 4;
            return server_setsockopt( s, IOCTL_AFD_WINE_SET_SO_SNDTIMEO, optval, optlen );

        /* SO_DEBUG is a privileged operation, ignore it. */