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wpa_cli: Support running action script on global control interface

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In case wpa_cli is started with an option to execute an action script,
but no interface is specified, wpa_cli might crash in wpa_cli_exec() if
arg1 == NULL. Fix this be setting arg1 = "global".

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
This commit is contained in:
Ilan Peer 2016-02-29 14:29:58 +02:00 committed by Jouni Malinen
parent b8f02d8baf
commit 3c58df7ae7
1 changed files with 4 additions and 0 deletions
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4
wpa_supplicant/wpa_cli.c
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@ -3659,6 +3659,10 @@ static int wpa_cli_exec(const char *program, const char *arg1,
size_t len; size_t len;
int res; int res;
/* If no interface is specified, set the global */
if (!arg1)
arg1 = "global";
len = os_strlen(arg1) + os_strlen(arg2) + 2; len = os_strlen(arg1) + os_strlen(arg2) + 2;
arg = os_malloc(len); arg = os_malloc(len);
if (arg == NULL) if (arg == NULL)