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ia64: sn: Use kmemdup rather than duplicating its implementation
The semantic patch that makes this change is available in scripts/coccinelle/api/memdup.cocci. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> Signed-off-by: Tony Luck <tony.luck@intel.com>
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@ -150,12 +150,11 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
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* PROM does not support SAL_INTR_REDIRECT, or it failed.
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* Revert to old method.
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*/
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new_irq_info = kmalloc(sizeof(struct sn_irq_info), GFP_ATOMIC);
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new_irq_info = kmemdup(sn_irq_info, sizeof(struct sn_irq_info),
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GFP_ATOMIC);
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if (new_irq_info == NULL)
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return NULL;
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memcpy(new_irq_info, sn_irq_info, sizeof(struct sn_irq_info));
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/* Free the old PROM new_irq_info structure */
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sn_intr_free(local_nasid, local_widget, new_irq_info);
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unregister_intr_pda(new_irq_info);
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