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staging: rtl8192u: Replace explicit NULL comparisons with ! 

This patch replace explicit NULL comparison with ! or unmark operator to
simplify code.
Reported by checkpatch.pl for comparison to NULL could be
written "!XXX" or "XXX".

Signed-off-by: simran singhal <singhalsimran0@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
simran singhal 2017-02-12 02:19:21 +05:30 committed by Greg Kroah-Hartman
parent faa86645e9
commit f8f65f2ba7
1 changed files with 6 additions and 6 deletions
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12
drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c
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@ -80,7 +80,7 @@ void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee,
struct ieee80211_crypt_data *tmp;
unsigned long flags;
if (*crypt == NULL)
if (!(*crypt))
return;
tmp = *crypt;
@ -105,11 +105,11 @@ int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops)
unsigned long flags;
struct ieee80211_crypto_alg *alg;
if (hcrypt == NULL)
if (!hcrypt)
return -1;
alg = kzalloc(sizeof(*alg), GFP_KERNEL);
if (alg == NULL)
if (!alg)
return -ENOMEM;
alg->ops = ops;
@ -130,7 +130,7 @@ int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops)
struct list_head *ptr;
struct ieee80211_crypto_alg *del_alg = NULL;
if (hcrypt == NULL)
if (!hcrypt)
return -1;
spin_lock_irqsave(&hcrypt->lock, flags);
@ -161,7 +161,7 @@ struct ieee80211_crypto_ops *ieee80211_get_crypto_ops(const char *name)
struct list_head *ptr;
struct ieee80211_crypto_alg *found_alg = NULL;
if (hcrypt == NULL)
if (!hcrypt)
return NULL;
spin_lock_irqsave(&hcrypt->lock, flags);
@ -223,7 +223,7 @@ void __exit ieee80211_crypto_deinit(void)
{
struct list_head *ptr, *n;
if (hcrypt == NULL)
if (!hcrypt)
return;
for (ptr = hcrypt->algs.next, n = ptr->next; ptr != &hcrypt->algs;