ALSA: info - Use krealloc()

Use krealloc() to resize the buffer in sound/core/info.c.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 3 deletions

diff --git a/sound/core/info.c b/sound/core/info.c
index 35df614f6c55..3d1f5137420a 100644
--- a/sound/core/info.c
+++ b/sound/core/info.c
@@ -88,12 +88,10 @@ static int resize_info_buffer(struct snd_info_buffer *buffer,
         char *nbuf;
 
         nsize = PAGE_ALIGN(nsize);
-        nbuf = kmalloc(nsize, GFP_KERNEL);
+        nbuf = krealloc(buffer->buffer, nsize, GFP_KERNEL);
         if (! nbuf)
                 return -ENOMEM;
 
-        memcpy(nbuf, buffer->buffer, buffer->len);
-        kfree(buffer->buffer);
         buffer->buffer = nbuf;
         buffer->len = nsize;
         return 0;