Some functions like 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>
buff = NULL;
if (authmode == _WPA_IE_ID_) {
buff = kzalloc(IW_CUSTOM_MAX, GFP_ATOMIC);
- if (buff == NULL)
+ if (!buff)
return;
p = buff;
p += sprintf(p, "ASSOCINFO(ReqIEs=");