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wpa_cli: Don't access uninitialized variables

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Don't print potentially uninitialized variables in wpa_ctrl_command_bss().
Some compilers and analyzers may warn about it.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
This commit is contained in:
Andrei Otcheretianski 2020-10-19 11:06:28 +03:00 committed by Jouni Malinen
parent e364a34c69
commit ff7e0c1cf7
1 changed files with 5 additions and 2 deletions
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7
wpa_supplicant/wpa_cli.c
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@ -3085,7 +3085,8 @@ static int wpa_cli_cmd_dpp_stop_chirp(struct wpa_ctrl *ctrl, int argc,
static int wpa_ctrl_command_bss(struct wpa_ctrl *ctrl, const char *cmd) static int wpa_ctrl_command_bss(struct wpa_ctrl *ctrl, const char *cmd)
{ {
char buf[512], *pos, *bssid, *freq, *level, *flags, *ssid; char buf[512], *pos, *bssid = NULL, *freq = NULL, *level = NULL,
*flags = NULL, *ssid = NULL;
size_t len; size_t len;
int ret, id = -1; int ret, id = -1;
@ -3126,7 +3127,9 @@ static int wpa_ctrl_command_bss(struct wpa_ctrl *ctrl, const char *cmd)
*pos++ = '\0'; *pos++ = '\0';
} }
if (id != -1) if (id != -1)
printf("%s\t%s\t%s\t%s\t%s\n", bssid, freq, level, flags, ssid); printf("%s\t%s\t%s\t%s\t%s\n", bssid ? bssid : "N/A",
freq ? freq : "N/A", level ? level : "N/A",
flags ? flags : "N/A", ssid ? ssid : "N/A");
return id; return id;
} }