diff options
| author | Ingo Molnar <mingo@kernel.org> | 2020-02-24 13:36:09 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2020-02-24 13:36:09 +0300 |
| commit | 546121b65f47384e11ec1fa2e55449fc9f4846b2 (patch) | |
| tree | 8f18470ec7c0c77b0f48eb1b2338e591b0b0aaff /drivers/tty/n_hdlc.c | |
| parent | 000619680c3714020ce9db17eef6a4a7ce2dc28b (diff) | |
| parent | f8788d86ab28f61f7b46eb6be375f8a726783636 (diff) | |
| download | linux-546121b65f47384e11ec1fa2e55449fc9f4846b2.tar.xz | |
Merge tag 'v5.6-rc3' into sched/core, to pick up fixes and dependent patches
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/tty/n_hdlc.c')
| -rw-r--r-- | drivers/tty/n_hdlc.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index 98361acd3053..27b506bf03ce 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -115,11 +115,9 @@ struct n_hdlc_buf { struct list_head list_item; int count; - char buf[1]; + char buf[]; }; -#define N_HDLC_BUF_SIZE (sizeof(struct n_hdlc_buf) + maxframe) - struct n_hdlc_buf_list { struct list_head list; int count; @@ -524,7 +522,8 @@ static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *data, /* no buffers in free list, attempt to allocate another rx buffer */ /* unless the maximum count has been reached */ if (n_hdlc->rx_buf_list.count < MAX_RX_BUF_COUNT) - buf = kmalloc(N_HDLC_BUF_SIZE, GFP_ATOMIC); + buf = kmalloc(struct_size(buf, buf, maxframe), + GFP_ATOMIC); } if (!buf) { @@ -853,7 +852,7 @@ static struct n_hdlc *n_hdlc_alloc(void) /* allocate free rx buffer list */ for(i=0;i<DEFAULT_RX_BUF_COUNT;i++) { - buf = kmalloc(N_HDLC_BUF_SIZE, GFP_KERNEL); + buf = kmalloc(struct_size(buf, buf, maxframe), GFP_KERNEL); if (buf) n_hdlc_buf_put(&n_hdlc->rx_free_buf_list,buf); else if (debuglevel >= DEBUG_LEVEL_INFO) @@ -862,7 +861,7 @@ static struct n_hdlc *n_hdlc_alloc(void) /* allocate free tx buffer list */ for(i=0;i<DEFAULT_TX_BUF_COUNT;i++) { - buf = kmalloc(N_HDLC_BUF_SIZE, GFP_KERNEL); + buf = kmalloc(struct_size(buf, buf, maxframe), GFP_KERNEL); if (buf) n_hdlc_buf_put(&n_hdlc->tx_free_buf_list,buf); else if (debuglevel >= DEBUG_LEVEL_INFO) |