Message ID | 1526903890-35761-26-git-send-email-xieyisheng1@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Mon, 2018-05-21 at 19:58 +0800, Yisheng Xie wrote: > match_string() returns the index of an array for a matching string, > which can be used intead of open coded variant. > > Cc: Mimi Zohar <zohar@linux.vnet.ibm.com> > Cc: Dmitry Kasatkin <dmitry.kasatkin@gmail.com> > Cc: James Morris <jmorris@namei.org> > Cc: "Serge E. Hallyn" <serge@hallyn.com> > Cc: linux-integrity@vger.kernel.org > Cc: linux-security-module@vger.kernel.org > Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> Reviewed-by: Mimi Zohar <zohar@linux.vnet.ibm.com> > --- > security/integrity/ima/ima_main.c | 11 ++++------- > 1 file changed, 4 insertions(+), 7 deletions(-) > > diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c > index 74d0bd7..f807093 100644 > --- a/security/integrity/ima/ima_main.c > +++ b/security/integrity/ima/ima_main.c > @@ -61,14 +61,11 @@ static int __init hash_setup(char *str) > goto out; > } > > - for (i = 0; i < HASH_ALGO__LAST; i++) { > - if (strcmp(str, hash_algo_name[i]) == 0) { > - ima_hash_algo = i; > - break; > - } > - } > - if (i == HASH_ALGO__LAST) > + i = match_string(hash_algo_name, HASH_ALGO__LAST, str); > + if (i < 0) > return 1; > + > + ima_hash_algo = i; > out: > hash_setup_done = 1; > return 1;
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 74d0bd7..f807093 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -61,14 +61,11 @@ static int __init hash_setup(char *str) goto out; } - for (i = 0; i < HASH_ALGO__LAST; i++) { - if (strcmp(str, hash_algo_name[i]) == 0) { - ima_hash_algo = i; - break; - } - } - if (i == HASH_ALGO__LAST) + i = match_string(hash_algo_name, HASH_ALGO__LAST, str); + if (i < 0) return 1; + + ima_hash_algo = i; out: hash_setup_done = 1; return 1;
match_string() returns the index of an array for a matching string, which can be used intead of open coded variant. Cc: Mimi Zohar <zohar@linux.vnet.ibm.com> Cc: Dmitry Kasatkin <dmitry.kasatkin@gmail.com> Cc: James Morris <jmorris@namei.org> Cc: "Serge E. Hallyn" <serge@hallyn.com> Cc: linux-integrity@vger.kernel.org Cc: linux-security-module@vger.kernel.org Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> --- security/integrity/ima/ima_main.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-)