Date: Sun, 28 Apr 2013 20:46:33 +0000 (UTC) From: Sean Bruno <sbruno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r250031 - head/sys/dev/ciss Message-ID: <201304282046.r3SKkXwP062932@svn.freebsd.org>
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Author: sbruno Date: Sun Apr 28 20:46:32 2013 New Revision: 250031 URL: http://svnweb.freebsd.org/changeset/base/250031 Log: The controller does not zero this data structure, ever. Zero it out here so we do not misinterpret the data error. Obtained from: Yahoo! Inc. MFC after: 2 weeks Modified: head/sys/dev/ciss/ciss.c Modified: head/sys/dev/ciss/ciss.c ============================================================================== --- head/sys/dev/ciss/ciss.c Sun Apr 28 19:38:59 2013 (r250030) +++ head/sys/dev/ciss/ciss.c Sun Apr 28 20:46:32 2013 (r250031) @@ -2487,6 +2487,7 @@ ciss_preen_command(struct ciss_request * cc->header.sg_total = 0; cc->header.host_tag = cr->cr_tag << 2; cc->header.host_tag_zeroes = 0; + bzero(&(cc->sg[0]), CISS_COMMAND_ALLOC_SIZE - sizeof(struct ciss_command)); cmdphys = cr->cr_ccphys; cc->error_info.error_info_address = cmdphys + sizeof(struct ciss_command); cc->error_info.error_info_length = CISS_COMMAND_ALLOC_SIZE - sizeof(struct ciss_command);
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