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Do not write 16bit values directly to odd addresses - strict alignment

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architectures don't like that. Makes cd blanking on sparc64 possible.
OK deraadt@, krw@, jasper@
This commit is contained in:
claudio 2009-12-04 07:43:26 +00:00
parent 516251d44d
commit 475b093775
1 changed files with 4 additions and 3 deletions
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7
usr.bin/cdio/mmc.c
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@ -1,4 +1,4 @@
/* $OpenBSD: mmc.c,v 1.26 2008/08/30 10:41:38 fgsch Exp $ */
/* $OpenBSD: mmc.c,v 1.27 2009/12/04 07:43:26 claudio Exp $ */
/*
* Copyright (c) 2006 Michael Coulter <mjc@openbsd.org>
*
@ -80,7 +80,7 @@ get_media_capabilities(int *cap, int rt)
scsireq_t scr;
u_char buf[4096];
u_int32_t i, dlen;
u_int16_t feature;
u_int16_t feature, tmp;
u_int8_t feature_len;
int error;
@ -90,7 +90,8 @@ get_media_capabilities(int *cap, int rt)
scr.cmd[0] = SCSI_GET_CONFIGURATION;
scr.cmd[1] = rt;
*(u_int16_t *)(scr.cmd + 7) = htobe16(sizeof(buf));
tmp = htobe16(sizeof(buf));
memcpy(scr.cmd + 7, &tmp, sizeof(u_int16_t));
scr.flags = SCCMD_ESCAPE | SCCMD_READ;
scr.databuf = buf;