ipcpd: Improve locking in ipcp-data

This solves some potential data races in the shims.

1 files changed, 2 insertions, 4 deletions

diff --git a/src/ipcpd/ipcp-data.h b/src/ipcpd/ipcp-data.h
index a9a637f0..4472a1d7 100644
--- a/src/ipcpd/ipcp-data.h
+++ b/src/ipcpd/ipcp-data.h
@@ -36,12 +36,10 @@ struct ipcp_data {
         char *              dif_name;
 
         struct list_head    registry;
-        pthread_mutex_t     reg_lock;
+        pthread_rwlock_t    reg_lock;
 
         struct list_head    directory;
-        pthread_mutex_t     dir_lock;
-
-        pthread_mutex_t     lock;
+        pthread_rwlock_t    dir_lock;
 };
 
 struct ipcp_data * ipcp_data_create(void);