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: simran singhal <singhalsimr...@gmail.com>
---
drivers/staging/rtl8192e/rtllib_crypt_tkip.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
index ae103b0..580b57a 100644
--- a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
+++ b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c
@@ -63,7 +63,7 @@ static void *rtllib_tkip_init(int key_idx)
struct rtllib_tkip_data *priv;
priv = kzalloc(sizeof(*priv), GFP_ATOMIC);
- if (priv == NULL)
+ if (!priv)
goto fail;
priv->key_idx = key_idx;
priv->tx_tfm_arc4 = crypto_alloc_skcipher("ecb(arc4)", 0,
--
2.7.4
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