rtlwifi: Remove unnecessary parentheses

This is merged by Ping-Ke Shih from commit a221cb0911b8 ("staging:
rtlwifi: Remove unnecessary parentheses"), and original commit log
is reserved below.

Remove unnecessary parentheses to comply with preferred coding style for
the linux kernel and avoid the following checkpatch's message:
'CHECK: Unnecessary parentheses around'.

Credits to checkpatch.

Signed-off-by: Frank A. Cancio Bello <frank@generalsoftwareinc.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c
index 38fef6d..c4e1da8 100644
--- a/drivers/net/wireless/realtek/rtlwifi/debug.c
+++ b/drivers/net/wireless/realtek/rtlwifi/debug.c
@@ -31,7 +31,7 @@ void _rtl_dbg_trace(struct rtl_priv *rtlpriv, u64 comp, int level,
 		    const char *fmt, ...)
 {
 	if (unlikely((comp & rtlpriv->cfg->mod_params->debug_mask) &&
-		     (level <= rtlpriv->cfg->mod_params->debug_level))) {
+		     level <= rtlpriv->cfg->mod_params->debug_level)) {
 		struct va_format vaf;
 		va_list args;
 
@@ -51,7 +51,7 @@ void _rtl_dbg_print(struct rtl_priv *rtlpriv, u64 comp, int level,
 		    const char *fmt, ...)
 {
 	if (unlikely((comp & rtlpriv->cfg->mod_params->debug_mask) &&
-		     (level <= rtlpriv->cfg->mod_params->debug_level))) {
+		     level <= rtlpriv->cfg->mod_params->debug_level)) {
 		struct va_format vaf;
 		va_list args;