* [PATCH] staging: rtl8192u: Replace explicit NULL comparisons with !
@ 2017-02-09 18:30 simran singhal
0 siblings, 0 replies; only message in thread
From: simran singhal @ 2017-02-09 18:30 UTC (permalink / raw)
To: gregkh; +Cc: devel, linux-kernel
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>
---
drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c
index 9cf90d0..403f0ec 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_crypt.c
@@ -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;
@@ -104,11 +104,11 @@ 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;
@@ -129,7 +129,7 @@ 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);
@@ -160,7 +160,7 @@ 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);
@@ -222,7 +222,7 @@ 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;
--
2.7.4
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2017-02-09 18:30 [PATCH] staging: rtl8192u: Replace explicit NULL comparisons with ! simran singhal
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