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Date: Tue, 30 Sep 2014 14:30:28 -0700 From: Kamal Mostafa <kamal@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: Arjun Sreedharan <arjun024@...il.com>, Tejun Heo <tj@...nel.org>, Kamal Mostafa <kamal@...onical.com> Subject: [PATCH 3.13 023/103] pata_scc: propagate return value of scc_wait_after_reset 3.13.11.8 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Arjun Sreedharan <arjun024@...il.com> commit 4dc7c76cd500fa78c64adfda4b070b870a2b993c upstream. scc_bus_softreset not necessarily should return zero. Propagate the error code. Signed-off-by: Arjun Sreedharan <arjun024@...il.com> Signed-off-by: Tejun Heo <tj@...nel.org> Signed-off-by: Kamal Mostafa <kamal@...onical.com> --- drivers/ata/pata_scc.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c index f35f15f..f7badaa 100644 --- a/drivers/ata/pata_scc.c +++ b/drivers/ata/pata_scc.c @@ -586,7 +586,7 @@ static int scc_wait_after_reset(struct ata_link *link, unsigned int devmask, * Note: Original code is ata_bus_softreset(). */ -static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, +static int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, unsigned long deadline) { struct ata_ioports *ioaddr = &ap->ioaddr; @@ -600,9 +600,7 @@ static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, udelay(20); out_be32(ioaddr->ctl_addr, ap->ctl); - scc_wait_after_reset(&ap->link, devmask, deadline); - - return 0; + return scc_wait_after_reset(&ap->link, devmask, deadline); } /** @@ -619,7 +617,8 @@ static int scc_softreset(struct ata_link *link, unsigned int *classes, { struct ata_port *ap = link->ap; unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS; - unsigned int devmask = 0, err_mask; + unsigned int devmask = 0; + int rc; u8 err; DPRINTK("ENTER\n"); @@ -635,9 +634,9 @@ static int scc_softreset(struct ata_link *link, unsigned int *classes, /* issue bus reset */ DPRINTK("about to softreset, devmask=%x\n", devmask); - err_mask = scc_bus_softreset(ap, devmask, deadline); - if (err_mask) { - ata_port_err(ap, "SRST failed (err_mask=0x%x)\n", err_mask); + rc = scc_bus_softreset(ap, devmask, deadline); + if (rc) { + ata_port_err(ap, "SRST failed (err_mask=0x%x)\n", rc); return -EIO; } -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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