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sound: oss: uart401: Used kmemdup instead of kmalloc and memcpy 

Used kmemdup instead of replicating it's behaviour with kmalloc followed
by memcpy.
Patch found using coccinelle.

Signed-off-by: Alexandru Gheorghiu <gheorghiuandru@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Alexandru Gheorghiu 2013-03-25 15:46:49 +02:00 committed by Takashi Iwai
parent 4abdbd1c2c
commit 0d9ffc979f
1 changed files with 7 additions and 4 deletions
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11
sound/oss/uart401.c
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@ -352,23 +352,26 @@ int probe_uart401(struct address_info *hw_config, struct module *owner)
goto cleanup_irq;
}
conf_printf(name, hw_config);
midi_devs[devc->my_dev] = kmalloc(sizeof(struct midi_operations), GFP_KERNEL);
midi_devs[devc->my_dev] = kmemdup(&uart401_operations,
sizeof(struct midi_operations),
GFP_KERNEL);
if (!midi_devs[devc->my_dev]) {
printk(KERN_ERR "uart401: Failed to allocate memory\n");
goto cleanup_unload_mididev;
}
memcpy(midi_devs[devc->my_dev], &uart401_operations, sizeof(struct midi_operations));
if (owner)
midi_devs[devc->my_dev]->owner = owner;
midi_devs[devc->my_dev]->devc = devc;
midi_devs[devc->my_dev]->converter = kmalloc(sizeof(struct synth_operations), GFP_KERNEL);
midi_devs[devc->my_dev]->converter = kmemdup(&std_midi_synth,
sizeof(struct synth_operations),
GFP_KERNEL);
if (!midi_devs[devc->my_dev]->converter) {
printk(KERN_WARNING "uart401: Failed to allocate memory\n");
goto cleanup_midi_devs;
}
memcpy(midi_devs[devc->my_dev]->converter, &std_midi_synth, sizeof(struct synth_operations));
strcpy(midi_devs[devc->my_dev]->info.name, name);
midi_devs[devc->my_dev]->converter->id = "UART401";
midi_devs[devc->my_dev]->converter->midi_dev = devc->my_dev;