[PATCH] mfd: ab8500-debugfs: Use kasprintf

From: Himanshu Jha
Date: Wed Mar 07 2018 - 13:06:18 EST


Use kasprintf instead of combination of kmalloc and sprintf.

Signed-off-by: Himanshu Jha <himanshujha199640@xxxxxxxxx>
---
drivers/mfd/ab8500-debugfs.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c
index 8ba4107..831a1ce 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];
--
2.7.4