Date: Thu, 22 Oct 2009 21:01:41 +0000 (UTC) From: Andrew Thompson <thompsa@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r198376 - head/lib/libusb Message-ID: <200910222101.n9ML1fT9040071@svn.freebsd.org>
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Author: thompsa Date: Thu Oct 22 21:01:41 2009 New Revision: 198376 URL: http://svn.freebsd.org/changeset/base/198376 Log: Prevent wraparound of the timeout variable. Submitted by: HPS Modified: head/lib/libusb/libusb20_ugen20.c Modified: head/lib/libusb/libusb20_ugen20.c ============================================================================== --- head/lib/libusb/libusb20_ugen20.c Thu Oct 22 20:59:51 2009 (r198375) +++ head/lib/libusb/libusb20_ugen20.c Thu Oct 22 21:01:41 2009 (r198376) @@ -800,7 +800,11 @@ ugen20_tr_submit(struct libusb20_transfe if (xfer->flags & LIBUSB20_TRANSFER_DO_CLEAR_STALL) { fsep->flags |= USB_FS_FLAG_CLEAR_STALL; } - fsep->timeout = xfer->timeout; + /* NOTE: The "fsep->timeout" variable is 16-bit. */ + if (xfer->timeout > 65535) + fsep->timeout = 65535; + else + fsep->timeout = xfer->timeout; temp.ep_index = xfer->trIndex;
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