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mtdchar: Register the full range of minor numbers

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register_chrdev() registers minor numbers up to 255, but we can now
potentially have much larger numbers.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Ben Hutchings 2010-01-29 21:00:04 +00:00 committed by David Woodhouse
parent 4d3a8534bd
commit dad0db318b
1 changed files with 3 additions and 2 deletions
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5
drivers/mtd/mtdchar.c
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@ -955,7 +955,8 @@ static int __init init_mtdchar(void)
{
int status;
status = register_chrdev(MTD_CHAR_MAJOR, "mtd", &mtd_fops);
status = __register_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS,
"mtd", &mtd_fops);
if (status < 0) {
printk(KERN_NOTICE "Can't allocate major number %d for Memory Technology Devices.\n",
MTD_CHAR_MAJOR);
@ -966,7 +967,7 @@ static int __init init_mtdchar(void)
static void __exit cleanup_mtdchar(void)
{
unregister_chrdev(MTD_CHAR_MAJOR, "mtd");
__unregister_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS, "mtd");
}
module_init(init_mtdchar);