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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2014-03-31 19:51:14 +0200 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2014-04-02 13:17:31 -0400 |
| commit | 27aa64b9d1bd0d23fd692c91763a48309b694311 (patch) | |
| tree | 13a153d46f188dddd5f6d62d5d1648f0371a61ef /drivers/ata/pata_at91.c | |
| parent | d121f7d0cbb875abce249dbf7eb191f9bafe80b7 (diff) | |
| download | op-kernel-dev-27aa64b9d1bd0d23fd692c91763a48309b694311.zip op-kernel-dev-27aa64b9d1bd0d23fd692c91763a48309b694311.tar.gz | |
pata_at91: fix ata_host_activate() failure handling
Add missing clk_put() call to ata_host_activate() failure path.
Sergei says,
"Hm, I have once fixed that (see that *if* (!ret)) but looks like a
later commit 477c87e90853d136b188c50c0e4a93d01cad872e (ARM:
at91/pata: use gpio_is_valid to check the gpio) broke it again. :-(
Would be good if the changelog did mention that..."
Cc: Andrew Victor <linux@maxim.org.za>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/ata/pata_at91.c')
| -rw-r--r-- | drivers/ata/pata_at91.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c index e9c8727..8a66f23 100644 --- a/drivers/ata/pata_at91.c +++ b/drivers/ata/pata_at91.c @@ -407,12 +407,13 @@ static int pata_at91_probe(struct platform_device *pdev) host->private_data = info; - return ata_host_activate(host, gpio_is_valid(irq) ? gpio_to_irq(irq) : 0, - gpio_is_valid(irq) ? ata_sff_interrupt : NULL, - irq_flags, &pata_at91_sht); + ret = ata_host_activate(host, gpio_is_valid(irq) ? gpio_to_irq(irq) : 0, + gpio_is_valid(irq) ? ata_sff_interrupt : NULL, + irq_flags, &pata_at91_sht); + if (ret) + goto err_put; - if (!ret) - return 0; + return 0; err_put: clk_put(info->mck); |
