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random: fix comment on proc_do_uuid

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There's only one function here now, as uuid_strategy is long gone.
Also make the bit about "If accesses via ..." clearer.

Signed-off-by: Greg Price <price@mit.edu>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Greg Price 2013-11-29 14:58:16 -05:00 • committed by Theodore Ts'o
parent dfd38750db
commit f22052b202
1 changed files with 4 additions and 4 deletions
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8
drivers/char/random.c
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@ -1512,13 +1512,13 @@ static int max_write_thresh = INPUT_POOL_WORDS * 32;
static char sysctl_bootid[16]; static char sysctl_bootid[16];
/* /*
* These functions is used to return both the bootid UUID, and random * This function is used to return both the bootid UUID, and random
* UUID. The difference is in whether table->data is NULL; if it is, * UUID. The difference is in whether table->data is NULL; if it is,
* then a new UUID is generated and returned to the user. * then a new UUID is generated and returned to the user.
* *
* If the user accesses this via the proc interface, it will be returned * If the user accesses this via the proc interface, the UUID will be
* as an ASCII string in the standard UUID format. If accesses via the * returned as an ASCII string in the standard UUID format; if via the
* sysctl system call, it is returned as 16 bytes of binary data. * sysctl system call, as 16 bytes of binary data.
*/ */
static int proc_do_uuid(struct ctl_table *table, int write, static int proc_do_uuid(struct ctl_table *table, int write,
void __user *buffer, size_t *lenp, loff_t *ppos) void __user *buffer, size_t *lenp, loff_t *ppos)