Fix buffer size computation in ibv_cmd_get_context_v2()

Correct silly mistake in ibv_cmd_get_context_v2() computation of size
of buffer for old ABI command: we need to use sizeof *cmd instead of
sizeof cmd, since cmd is a pointer.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 3892019..3f47166 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2005-10-23  Roland Dreier  <roland@cisco.com>
+
+	* src/cmd.c (ibv_cmd_get_context_v2): Correct silly mistake in
+	computation of size of buffer for old ABI command: we need to use
+	sizeof *cmd instead of sizeof cmd, since cmd is a pointer.
+
 2005-10-21  Roland Dreier  <roland@cisco.com>
 
 	* src/cmd.c (ibv_cmd_post_send, ibv_cmd_post_recv,
diff --git a/src/cmd.c b/src/cmd.c
index 08cea2b..ce7ffef 100644
--- a/src/cmd.c
+++ b/src/cmd.c
@@ -60,7 +60,7 @@ static int ibv_cmd_get_context_v2(struct ibv_context *context,
 		return ENOMEM;
 	pthread_mutex_init(&t->in_use, NULL);
 
-	cmd_size = sizeof cmd + new_cmd_size - sizeof *new_cmd;
+	cmd_size = sizeof *cmd + new_cmd_size - sizeof *new_cmd;
 	cmd      = alloca(cmd_size);
 	memcpy(cmd->driver_data, new_cmd->driver_data, new_cmd_size - sizeof *new_cmd);