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hlr_auc_gw: Fix unknown-IMSI determination with SQLite 

Need to explicitly check that the SQL query returns a match before
returning values.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2012-09-02 11:24:59 +03:00
parent f585c6a6d6
commit 4309ca51b4
1 changed files with 5 additions and 0 deletions
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5
hostapd/hlr_auc_gw.c
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@ -78,6 +78,7 @@ struct milenage_parameters {
u8 opc[16];
u8 amf[2];
u8 sqn[6];
int set;
};
static struct milenage_parameters *milenage_db = NULL;
@ -155,6 +156,8 @@ static int get_milenage_cb(void *ctx, int argc, char *argv[], char *col[])
struct milenage_parameters *m = ctx;
int i;
m->set = 1;
for (i = 0; i < argc; i++) {
if (os_strcmp(col[i], "ki") == 0 && argv[i] &&
hexstr2bin(argv[i], m->ki, sizeof(m->ki))) {
@ -201,6 +204,8 @@ static struct milenage_parameters * db_get_milenage(const char *imsi_txt)
NULL) != SQLITE_OK)
return NULL;
if (!db_tmp_milenage.set)
return NULL;
return &db_tmp_milenage;
}