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SubjectRe: Linux SATA S.M.A.R.T. and SLEEP? -- was [PATCH libata-dev-2.6:passthru] passthru fixes
John W. Linville wrote:
> You probably want this patch as well, at least the first hunk.
> It fixes a potential memory leak that could cause lock-ups when using
> hdparm or smartctl/smartd.
> John
> ---
> Fix a few problems seen with the passthru branch:
> - leaked scsi_request on buffer allocate failure
> - passthru sense routines were refering to tf->command
> which is not read in tf_read, instead use drv_stat for
> status register.
> - passthru sense passed back to user on ata_task_ioctl
> Patch is against the current libata-dev passthru branch.
> Signed-off-by: Jeff Raubitschek <>

When I tried that patch recently, smartctl stopped working.
Reverted. Works again.

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