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>
return _FAIL;
psetauthparm = kzalloc(sizeof(*psetauthparm), GFP_ATOMIC);
- if (psetauthparm == NULL) {
+ if (!psetauthparm) {
kfree(pcmd);
return _FAIL;
}
if (!pcmd)
return _FAIL;
psetkeyparm = kzalloc(sizeof(*psetkeyparm), GFP_ATOMIC);
- if (psetkeyparm == NULL) {
+ if (!psetkeyparm) {
ret = _FAIL;
goto err_free_cmd;
}