Hi,

On 12/29/2015 03:10 AM, Jonas Ådahl wrote:
Signed-off-by: Jonas Ådahl <jad...@gmail.com>
---
  src/connection.c      |  4 ++--
  src/wayland-client.c  | 12 +++---------
  src/wayland-private.h |  6 ++++++
  src/wayland-server.c  |  6 ++----
  src/wayland-shm.c     |  4 +---
  5 files changed, 14 insertions(+), 18 deletions(-)

diff --git a/src/connection.c b/src/connection.c
index 6742f19..45a2e78 100644
--- a/src/connection.c
+++ b/src/connection.c
@@ -163,10 +163,10 @@ wl_connection_create(int fd)
  {
        struct wl_connection *connection;

-       connection = malloc(sizeof *connection);
+       connection = zalloc(sizeof *connection);
        if (connection == NULL)
                return NULL;
-       memset(connection, 0, sizeof *connection);
+
        connection->fd = fd;

        return connection;
diff --git a/src/wayland-client.c b/src/wayland-client.c
index 509be08..613767e 100644
--- a/src/wayland-client.c
+++ b/src/wayland-client.c
@@ -331,12 +331,10 @@ proxy_create(struct wl_proxy *factory, const struct 
wl_interface *interface)
        struct wl_proxy *proxy;
        struct wl_display *display = factory->display;

-       proxy = malloc(sizeof *proxy);
+       proxy = zalloc(sizeof *proxy);
        if (proxy == NULL)
                return NULL;

-       memset(proxy, 0, sizeof *proxy);
-
        proxy->object.interface = interface;
        proxy->display = display;
        proxy->queue = factory->queue;
@@ -387,12 +385,10 @@ wl_proxy_create_for_id(struct wl_proxy *factory,
        struct wl_proxy *proxy;
        struct wl_display *display = factory->display;

-       proxy = malloc(sizeof *proxy);
+       proxy = zalloc(sizeof *proxy);
        if (proxy == NULL)
                return NULL;

-       memset(proxy, 0, sizeof *proxy);
-
        proxy->object.interface = interface;
        proxy->object.id = id;
        proxy->display = display;
@@ -817,14 +813,12 @@ wl_display_connect_to_fd(int fd)
        if (debug && (strstr(debug, "client") || strstr(debug, "1")))
                debug_client = 1;

-       display = malloc(sizeof *display);
+       display = zalloc(sizeof *display);
        if (display == NULL) {
                close(fd);
                return NULL;
        }

-       memset(display, 0, sizeof *display);
-
        display->fd = fd;
        wl_map_init(&display->objects, WL_MAP_CLIENT_SIDE);
        wl_event_queue_init(&display->default_queue, display);
diff --git a/src/wayland-private.h b/src/wayland-private.h
index 58ac952..786b3a0 100644
--- a/src/wayland-private.h
+++ b/src/wayland-private.h
@@ -216,4 +216,10 @@ struct wl_display;
  struct wl_array *
  wl_display_get_additional_shm_formats(struct wl_display *display);

+static inline void *
+zalloc(size_t s)
+{
+       return calloc(s, 1);
+}

Shouldn't it be calloc(1,s)? Man says:

void *calloc(size_t nmemb, size_t size);

I see this is the same definition as in scanner.c ...
Also compiler complains about implicit declaration of calloc()

Maybe we could use zalloc even in tests/test-compositor.c?

otherwise
Reviewed-by: Marek Chalupa <mchqwe...@gmail.com>

Regards,
Marek

+
  #endif
diff --git a/src/wayland-server.c b/src/wayland-server.c
index 55c0cf9..9e26b18 100644
--- a/src/wayland-server.c
+++ b/src/wayland-server.c
@@ -415,11 +415,10 @@ wl_client_create(struct wl_display *display, int fd)
        struct wl_client *client;
        socklen_t len;

-       client = malloc(sizeof *client);
+       client = zalloc(sizeof *client);
        if (client == NULL)
                return NULL;

-       memset(client, 0, sizeof *client);
        client->display = display;
        client->source = wl_event_loop_add_fd(display->loop, fd,
                                              WL_EVENT_READABLE,
@@ -854,11 +853,10 @@ wl_socket_alloc(void)
  {
        struct wl_socket *s;

-       s = malloc(sizeof *s);
+       s = zalloc(sizeof *s);
        if (!s)
                return NULL;

-       memset(s, 0, sizeof *s);
        s->fd = -1;
        s->fd_lock = -1;

diff --git a/src/wayland-shm.c b/src/wayland-shm.c
index 0cd8c11..359c3bd 100644
--- a/src/wayland-shm.c
+++ b/src/wayland-shm.c
@@ -536,12 +536,10 @@ wl_shm_buffer_begin_access(struct wl_shm_buffer *buffer)

        sigbus_data = pthread_getspecific(wl_shm_sigbus_data_key);
        if (sigbus_data == NULL) {
-               sigbus_data = malloc(sizeof *sigbus_data);
+               sigbus_data = zalloc(sizeof *sigbus_data);
                if (sigbus_data == NULL)
                        return;

-               memset(sigbus_data, 0, sizeof *sigbus_data);
-
                pthread_setspecific(wl_shm_sigbus_data_key, sigbus_data);
        }


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