Date: Tue, 13 Nov 2012 05:58:52 +0000 (UTC) From: Kevin Lo <kevlo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r242947 - head/sys/dev/iicbus Message-ID: <201211130558.qAD5wqOc093267@svn.freebsd.org>
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Author: kevlo Date: Tue Nov 13 05:58:52 2012 New Revision: 242947 URL: http://svnweb.freebsd.org/changeset/base/242947 Log: Check the return value of uiomove(9). Modified: head/sys/dev/iicbus/iic.c Modified: head/sys/dev/iicbus/iic.c ============================================================================== --- head/sys/dev/iicbus/iic.c Tue Nov 13 03:56:50 2012 (r242946) +++ head/sys/dev/iicbus/iic.c Tue Nov 13 05:58:52 2012 (r242947) @@ -221,7 +221,11 @@ iicwrite(struct cdev *dev, struct uio * } count = min(uio->uio_resid, BUFSIZE); - uiomove(sc->sc_buffer, count, uio); + error = uiomove(sc->sc_buffer, count, uio); + if (error) { + IIC_UNLOCK(sc); + return (error); + } error = iicbus_block_write(device_get_parent(iicdev), sc->sc_addr, sc->sc_buffer, count, &sent);
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