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audit: audit_string_contains_control can be boolean

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This patch makes audit_string_contains_control return bool to improve
readability due to this particular function only using either one or
zero as its return value.

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
[PM: tweaked subject line]
Signed-off-by: Paul Moore <pmoore@redhat.com>
This commit is contained in:
Yaowei Bai
2015-11-04 08:23:51 -05:00
committed by Paul Moore
parent 3673481048
commit 9fcf836b21
2 changed files with 4 additions and 4 deletions
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6
kernel/audit.c
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@@ -1583,14 +1583,14 @@ void audit_log_n_string(struct audit_buffer *ab, const char *string,
* @string: string to be checked
* @len: max length of the string to check
*/
int audit_string_contains_control(const char *string, size_t len)
bool audit_string_contains_control(const char *string, size_t len)
{
const unsigned char *p;
for (p = string; p < (const unsigned char *)string + len; p++) {
if (*p == '"' || *p < 0x21 || *p > 0x7e)
return 1;
return true;
}
return 0;
return false;
}
/**