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authorJussi Kivilinna <jussi.kivilinna@iki.fi>2013-06-13 18:37:40 +0400
committerHerbert Xu <herbert@gondor.apana.org.au>2013-06-21 10:44:29 +0400
commit5714758b5c23dcca8d29a43590397e58d245732f (patch)
tree2cc1a4d487e425a6ad1b5ac30bbe0609177a8e05 /crypto/testmgr.c
parent99f42f937a080995b34e1ed75ed6934b5f96f9ca (diff)
downloadlinux-5714758b5c23dcca8d29a43590397e58d245732f.tar.xz
crypto: testmgr - check that entries in alg_test_descs are in correct order
Patch adds check for alg_test_descs list order, so that accidentically misplaced entries are found quicker. Duplicate entries are also checked for. Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/testmgr.c')
-rw-r--r--crypto/testmgr.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index b2bc5334c170..a81c154e5d85 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -3054,6 +3054,35 @@ static const struct alg_test_desc alg_test_descs[] = {
}
};
+static bool alg_test_descs_checked;
+
+static void alg_test_descs_check_order(void)
+{
+ int i;
+
+ /* only check once */
+ if (alg_test_descs_checked)
+ return;
+
+ alg_test_descs_checked = true;
+
+ for (i = 1; i < ARRAY_SIZE(alg_test_descs); i++) {
+ int diff = strcmp(alg_test_descs[i - 1].alg,
+ alg_test_descs[i].alg);
+
+ if (WARN_ON(diff > 0)) {
+ pr_warn("testmgr: alg_test_descs entries in wrong order: '%s' before '%s'\n",
+ alg_test_descs[i - 1].alg,
+ alg_test_descs[i].alg);
+ }
+
+ if (WARN_ON(diff == 0)) {
+ pr_warn("testmgr: duplicate alg_test_descs entry: '%s'\n",
+ alg_test_descs[i].alg);
+ }
+ }
+}
+
static int alg_find_test(const char *alg)
{
int start = 0;
@@ -3085,6 +3114,8 @@ int alg_test(const char *driver, const char *alg, u32 type, u32 mask)
int j;
int rc;
+ alg_test_descs_check_order();
+
if ((type & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_CIPHER) {
char nalg[CRYPTO_MAX_ALG_NAME];