[PATCH 13/24] regulatory: remove redundant isalpha() check

[Johannes Berg <johannes@xxxxxxxxxxxxxxxx>]

From: Johannes Berg <johannes.berg@xxxxxxxxx>

toupper() only modifies lower-case letters, so
the isalpha() check is redundant; remove it.

Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
 net/wireless/reg.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 1c19d70..de3cf71 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1615,10 +1615,8 @@ static void reg_todo(struct work_struct *work)
 
 static void queue_regulatory_request(struct regulatory_request *request)
 {
-	if (isalpha(request->alpha2[0]))
-		request->alpha2[0] = toupper(request->alpha2[0]);
-	if (isalpha(request->alpha2[1]))
-		request->alpha2[1] = toupper(request->alpha2[1]);
+	request->alpha2[0] = toupper(request->alpha2[0]);
+	request->alpha2[1] = toupper(request->alpha2[1]);
 
 	spin_lock(&reg_requests_lock);
 	list_add_tail(&request->list, &reg_requests_list);
-- 
1.8.0

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