函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\apparmor\match.c Create Date:2022-07-27 21:28:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：dfa_free - free a dfa allocated by aa_dfa_unpack*@dfa: the dfa to free (MAYBE NULL)* Requires: reference count to dfa == 0

函数原型：static void dfa_free(struct aa_dfa *dfa)

返回类型：void

参数：

类型参数名称
struct aa_dfa *dfa
248  如果dfa则
251  以i小于ARRAY_SIZE - get the number of elements in array @arr*@arr: array to be sized(tables)循环
252  kvfree() - Free memory.*@addr: Pointer to allocated memory.* kvfree frees memory allocated by any of vmalloc(), kmalloc() or kvmalloc().* It is slightly more efficient to use kfree() or vfree() if you are certain* that you know which one to use.
253  tables[i] = NULL
255  释放内存
调用者
名称描述
aa_dfa_free_krefaa_dfa_free_kref - free aa_dfa by kref (called by aa_put_dfa)*@kr: kref callback for freeing of a dfa (NOT NULL)
aa_dfa_unpackaa_dfa_unpack - unpack the binary tables of a serialized dfa*@blob: aligned serialized stream of data to unpack (NOT NULL)*@size: size of data to unpack*@flags: flags controlling what type of accept tables are acceptable