From: Julia Lawall <[email protected]> Sizeof a pointer-typed expression returns the size of the pointer, not that of the pointed data.
The semantic patch that fixes this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression *e; type T; identifier f; @@ f(...,(T)e,..., -sizeof(e) +sizeof(*e) ,...) // </smpl> Signed-off-by: Julia Lawall <[email protected]> --- drivers/staging/mei/interface.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff -u -p a/drivers/staging/mei/interface.c b/drivers/staging/mei/interface.c --- a/drivers/staging/mei/interface.c +++ b/drivers/staging/mei/interface.c @@ -332,7 +332,7 @@ int mei_send_flow_control(struct mei_dev mei_hdr->reserved = 0; mei_flow_control = (struct hbm_flow_control *) &dev->wr_msg_buf[1]; - memset(mei_flow_control, 0, sizeof(mei_flow_control)); + memset(mei_flow_control, 0, sizeof(*mei_flow_control)); mei_flow_control->host_addr = cl->host_client_id; mei_flow_control->me_addr = cl->me_client_id; mei_flow_control->cmd.cmd = MEI_FLOW_CONTROL_CMD; @@ -396,7 +396,7 @@ int mei_disconnect(struct mei_device *de mei_cli_disconnect = (struct hbm_client_disconnect_request *) &dev->wr_msg_buf[1]; - memset(mei_cli_disconnect, 0, sizeof(mei_cli_disconnect)); + memset(mei_cli_disconnect, 0, sizeof(*mei_cli_disconnect)); mei_cli_disconnect->host_addr = cl->host_client_id; mei_cli_disconnect->me_addr = cl->me_client_id; mei_cli_disconnect->cmd.cmd = CLIENT_DISCONNECT_REQ_CMD; _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
