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| author | Paul Moore <paul@paul-moore.com> | 2021-12-21 15:01:29 -0500 |
|---|---|---|
| committer | Paul Moore <paul@paul-moore.com> | 2021-12-21 15:14:45 -0500 |
| commit | 6cd9d4b97891560b61681cad9cc4307ce0719abc (patch) | |
| tree | 8ac54651f2ec6ce826eb6bfe4190ef0247f65b71 /security | |
| parent | 2e08df3c7c4e4e74e3dd5104c100f0bf6288aaa8 (diff) | |
| download | linux-6cd9d4b97891560b61681cad9cc4307ce0719abc.tar.bz2 | |
selinux: minor tweaks to selinux_add_opt()
Two minor edits to selinux_add_opt(): use "sizeof(*ptr)" instead of
"sizeof(type)" in the kzalloc() call, and rename the "Einval" jump
target to "err" for the sake of consistency.
Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/selinux/hooks.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 8ef63b7af855..904f9c23f0f6 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -972,14 +972,14 @@ static int selinux_add_opt(int token, const char *s, void **mnt_opts) struct selinux_mnt_opts *opts = *mnt_opts; bool is_alloc_opts = false; - if (token == Opt_seclabel) /* eaten and completely ignored */ + if (token == Opt_seclabel) + /* eaten and completely ignored */ return 0; - if (!s) return -ENOMEM; if (!opts) { - opts = kzalloc(sizeof(struct selinux_mnt_opts), GFP_KERNEL); + opts = kzalloc(sizeof(*opts), GFP_KERNEL); if (!opts) return -ENOMEM; *mnt_opts = opts; @@ -989,27 +989,29 @@ static int selinux_add_opt(int token, const char *s, void **mnt_opts) switch (token) { case Opt_context: if (opts->context || opts->defcontext) - goto Einval; + goto err; opts->context = s; break; case Opt_fscontext: if (opts->fscontext) - goto Einval; + goto err; opts->fscontext = s; break; case Opt_rootcontext: if (opts->rootcontext) - goto Einval; + goto err; opts->rootcontext = s; break; case Opt_defcontext: if (opts->context || opts->defcontext) - goto Einval; + goto err; opts->defcontext = s; break; } + return 0; -Einval: + +err: if (is_alloc_opts) { kfree(opts); *mnt_opts = NULL; |