staging: rtl8188eu: core: rtw_mlme: Clean up tests if NULL returned on failure

Some functions like kmalloc/kzalloc return NULL on failure.
When NULL represents failure, !x is commonly used.

This was done using Coccinelle:

@@
expression *e;
identifier l1;
@@

e = \(kmalloc\|kzalloc\|kcalloc\|devm_kzalloc\)(...);
...
- e == NULL
+ !e

Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bhaktipriya Shridhar 2016-03-22 20:26:33 +05:30 committed by Greg Kroah-Hartman
parent a703f47265
commit 6e9aeda3fa

View file

@ -1579,13 +1579,13 @@ int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
int res = _SUCCESS;
pcmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
if (pcmd == NULL) {
if (!pcmd) {
res = _FAIL; /* try again */
goto exit;
}
psetauthparm = kzalloc(sizeof(struct setauth_parm), GFP_KERNEL);
if (psetauthparm == NULL) {
if (!psetauthparm) {
kfree(pcmd);
res = _FAIL;
goto exit;
@ -1616,11 +1616,11 @@ int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, in
int res = _SUCCESS;
pcmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
if (pcmd == NULL)
if (!pcmd)
return _FAIL; /* try again */
psetkeyparm = kzalloc(sizeof(struct setkey_parm), GFP_KERNEL);
if (psetkeyparm == NULL) {
if (!psetkeyparm) {
res = _FAIL;
goto err_free_cmd;
}