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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2018-05-07 16:39:03 +0300
committerJohn Johansen <john.johansen@canonical.com>2018-06-07 11:50:40 +0300
commit5d8779a5cdda5530d5706586638a5cf0ac5bd8a3 (patch)
treea0e6052d3fc644c4b7f8ab954f6e442d2866be8b /security/apparmor
parent38125c2c2beb3c770d8fcdbcd846bd95938866d3 (diff)
downloadlinux-5d8779a5cdda5530d5706586638a5cf0ac5bd8a3.tar.xz
apparmor: Convert to use match_string() helper
The new helper returns index of the matching string in an array. We are going to use it here. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Jay Freyensee <why2jjj.linux@gmail.com> Signed-off-by: John Johansen <john.johansen@canonical.com>
Diffstat (limited to 'security/apparmor')
-rw-r--r--security/apparmor/lsm.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index 7866161f685b..8299a5d13fee 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -1391,14 +1391,12 @@ static int param_set_audit(const char *val, const struct kernel_param *kp)
if (apparmor_initialized && !policy_admin_capable(NULL))
return -EPERM;
- for (i = 0; i < AUDIT_MAX_INDEX; i++) {
- if (strcmp(val, audit_mode_names[i]) == 0) {
- aa_g_audit = i;
- return 0;
- }
- }
+ i = match_string(audit_mode_names, AUDIT_MAX_INDEX, val);
+ if (i < 0)
+ return -EINVAL;
- return -EINVAL;
+ aa_g_audit = i;
+ return 0;
}
static int param_get_mode(char *buffer, const struct kernel_param *kp)
@@ -1422,14 +1420,13 @@ static int param_set_mode(const char *val, const struct kernel_param *kp)
if (apparmor_initialized && !policy_admin_capable(NULL))
return -EPERM;
- for (i = 0; i < APPARMOR_MODE_NAMES_MAX_INDEX; i++) {
- if (strcmp(val, aa_profile_mode_names[i]) == 0) {
- aa_g_profile_mode = i;
- return 0;
- }
- }
+ i = match_string(aa_profile_mode_names, APPARMOR_MODE_NAMES_MAX_INDEX,
+ val);
+ if (i < 0)
+ return -EINVAL;
- return -EINVAL;
+ aa_g_profile_mode = i;
+ return 0;
}
/*