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Put in a clearer work-around for the problem with the size of the max_cmd_size

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field. The size changed at 2.6.26 from unsigned char to unsigned short.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@1859 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Richard Sharpe
2010-07-22 09:40:14 +00:00
parent 380d63a33e
commit 5737910fb4
1 changed files with 7 additions and 6 deletions
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13
scst_local/scst_local.c
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@@ -989,15 +989,16 @@ static int scst_fake_lld_driver_probe(struct device *dev)
hpnt->max_lun = scst_local_max_luns - 1;
/*
* Because of a change in the size of this field around 2.6.26
* Because of a change in the size of this field at 2.6.26
* we use this check ... it allows us to work on earlier
* kernels. If we don't, the max_cmd_size gets set to 4 (and we get
* kernels. If we don't, max_cmd_size gets set to 4 (and we get
* a compiler warning) so a scan never occurs.
*/
if (sizeof(hpnt->max_cmd_len) == sizeof(unsigned char))
hpnt->max_cmd_len = 16;
else
hpnt->max_cmd_len = 260;
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
hpnt->max_cmd_len = 16;
#else
hpnt->max_cmd_len = 260;
#endif
ret = scsi_add_host(hpnt, &scst_lcl_host->dev);
if (ret) {