libata: more verbose request_irq() failure
Suggested by Jarek P.
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233277cad6
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@ -5293,6 +5293,7 @@ int ata_device_add(const struct ata_probe_ent *ent)
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unsigned int count = 0, i;
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struct device *dev = ent->dev;
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struct ata_host_set *host_set;
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int rc;
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DPRINTK("ENTER\n");
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/* alloc a container for our list of ATA ports (buses) */
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@ -5344,9 +5345,13 @@ int ata_device_add(const struct ata_probe_ent *ent)
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goto err_free_ret;
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/* obtain irq, that is shared between channels */
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if (request_irq(ent->irq, ent->port_ops->irq_handler, ent->irq_flags,
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DRV_NAME, host_set))
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rc = request_irq(ent->irq, ent->port_ops->irq_handler, ent->irq_flags,
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DRV_NAME, host_set);
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if (rc) {
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dev_printk(KERN_ERR, dev, "irq %lu request failed: %d\n",
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ent->irq, rc);
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goto err_out;
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}
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/* perform each probe synchronously */
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DPRINTK("probe begin\n");
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