Function report |
Source Code:security\keys\request_key_auth.c |
Create Date:2022-07-28 18:24:12 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:Read the callout_info data (retrieves the callout information).* - the key's semaphore is read-locked
Proto:static long request_key_auth_read(const struct key *key, char __user *buffer, size_t buflen)
Type:long
Parameter:
Type | Parameter | Name |
---|---|---|
const struct key * | key | |
char __user * | buffer | |
size_t | buflen |
85 | rka = dereference_key_locked(key) |
89 | If Not rka Then Return -EKEYREVOKED |
92 | datalen = callout_len |
100 | If copy_to_user(buffer, callout_info, buflen) != 0 Then ret = -EFAULT |
104 | Return ret |
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