From 5e291a908869dd4fe70832a89678c6b0c1b8c481 Mon Sep 17 00:00:00 2001 From: Chuhong Yuan Date: Thu, 25 Jul 2019 10:09:24 +0800 Subject: [PATCH] ALSA: echoaudio: Replace kmalloc + memcpy with kmemdup Instead of using kmalloc + memcpy, use kmemdup to simplify the code. Signed-off-by: Chuhong Yuan Signed-off-by: Takashi Iwai --- sound/pci/echoaudio/echoaudio.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c index b612a536a5a1..ca9125726be2 100644 --- a/sound/pci/echoaudio/echoaudio.c +++ b/sound/pci/echoaudio/echoaudio.c @@ -2189,11 +2189,10 @@ static int snd_echo_resume(struct device *dev) u32 pipe_alloc_mask; int err; - commpage_bak = kmalloc(sizeof(*commpage), GFP_KERNEL); + commpage = chip->comm_page; + commpage_bak = kmemdup(commpage, sizeof(*commpage), GFP_KERNEL); if (commpage_bak == NULL) return -ENOMEM; - commpage = chip->comm_page; - memcpy(commpage_bak, commpage, sizeof(*commpage)); err = init_hw(chip, chip->pci->device, chip->pci->subsystem_device); if (err < 0) { -- 2.11.0