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_ccmp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c 
b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
index bc45cf0..ed2e06f 100644
--- a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
+++ b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c
@@ -63,7 +63,7 @@ static void *rtllib_ccmp_init(int key_idx)
        struct rtllib_ccmp_data *priv;
 
        priv = kzalloc(sizeof(*priv), GFP_ATOMIC);
-       if (priv == NULL)
+       if (!priv)
                goto fail;
        priv->key_idx = key_idx;
 
-- 
2.7.4

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to