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[POWERPC] Sky Cpu and Nexus: check for create_proc_entry ret code

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Adds checking of create_proc_entry call to prevent possible NULL
pointer usage.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: Brian Waite <waite@skycomputers.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Cyrill Gorcunov 2007-10-02 13:30:07 -07:00 committed by Paul Mackerras
parent 7472fd36a8
commit 5f725fe92c
1 changed files with 12 additions and 2 deletions
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10
drivers/misc/hdpuftrs/hdpu_nexus.c
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@ -78,10 +78,20 @@ static int hdpu_nexus_probe(struct platform_device *pdev)
}
hdpu_slot_id = create_proc_entry("sky_slot_id", 0666, &proc_root);
if (!hdpu_slot_id) {
printk(KERN_WARNING "sky_nexus: "
"Unable to create proc dir entry: sky_slot_id\n");
} else {
hdpu_slot_id->read_proc = hdpu_slot_id_read;
}
hdpu_chassis_id = create_proc_entry("sky_chassis_id", 0666, &proc_root);
if (!hdpu_chassis_id) {
printk(KERN_WARNING "sky_nexus: "
"Unable to create proc dir entry: sky_chassis_id\n");
} else {
hdpu_chassis_id->read_proc = hdpu_chassis_id_read;
}
return 0;
}