evas/cserve2: Fix SIGBUS on ARM devicesdevs/cedric/cserve2

Unaligned access to Evas_Image_Load_Opts fields is not possible
on (many) ARM devices, as it will cause a SIGBUS.
Solution: copy the data into a stack buffer.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/bin/evas/evas_cserve2_main.c b/src/bin/evas/evas_cserve2_main.c
index 05def93c9c..1e8fd182dc 100644
--- a/src/bin/evas/evas_cserve2_main.c
+++ b/src/bin/evas/evas_cserve2_main.c
@@ -137,6 +137,7 @@ _cserve2_client_open(Client *client)
    Msg_Open *msg = (Msg_Open *)client->msg.buf;
    const char *path, *key, *end;
    Evas_Image_Load_Opts *opts = NULL;
+   Evas_Image_Load_Opts opts_copy;
 
    path = ((const char *)msg) + sizeof(*msg) + msg->path_offset;
    key = ((const char *)msg) + sizeof(*msg) + msg->key_offset;
@@ -148,7 +149,10 @@ _cserve2_client_open(Client *client)
 
    if (!key[0]) key = NULL;
    if (msg->has_load_opts)
-     opts = (Evas_Image_Load_Opts *) end;
+     {
+        opts = &opts_copy;
+        memcpy(&opts_copy, end, sizeof(opts_copy));
+     }
 
    cserve2_cache_file_open(client, msg->file_id, path, key, msg->base.rid,
                            opts);