From: Himanshu Jha <himanshujha199640@gmail.com>
Date: Wed, 7 Mar 2018 18:06:01 +0000 (+0530)
Subject: mfd: ab8500-debugfs: Use kasprintf
X-Git-Tag: v4.18-rc1~61^2~56
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=3683e9e823643f892ee974ca7de28f5ec7f8a067;p=uclinux-h8%2Flinux.git

mfd: ab8500-debugfs: Use kasprintf

Use kasprintf instead of combination of kmalloc and sprintf.

Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---

diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c
index 8ba41073dd89..831a1ceb2ed2 100644
--- a/drivers/mfd/ab8500-debugfs.c
+++ b/drivers/mfd/ab8500-debugfs.c
@@ -2519,11 +2519,10 @@ static ssize_t ab8500_subscribe_write(struct file *file,
 	if (!dev_attr[irq_index])
 		return -ENOMEM;
 
-	event_name[irq_index] = kmalloc(count, GFP_KERNEL);
+	event_name[irq_index] = kasprintf(GFP_KERNEL, "%lu", user_val);
 	if (!event_name[irq_index])
 		return -ENOMEM;
 
-	sprintf(event_name[irq_index], "%lu", user_val);
 	dev_attr[irq_index]->show = show_irq;
 	dev_attr[irq_index]->store = NULL;
 	dev_attr[irq_index]->attr.name = event_name[irq_index];