Return -ENOMEM if kmalloc() fails.
Fixes: 9353afbbfa7b ('usb: gadget: f_fs: buffer data from ‘oversized’ OUT
requests')
Signed-off-by: Dan Carpenter <[email protected]>
diff --git a/drivers/usb/gadget/function/f_fs.c
b/drivers/usb/gadget/function/f_fs.c
index a91fcb0..5c8429f 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -775,6 +775,8 @@ static ssize_t __ffs_epfile_read_data(struct ffs_epfile
*epfile,
data_len -= ret;
buf = kmalloc(sizeof(*buf) + data_len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
buf->length = data_len;
buf->data = buf->storage;
memcpy(buf->storage, data + ret, data_len);
--
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