Fix opendir problem when statically linked due to a missing

initialization of the mutex field within DIR struct.
When linked dynamically instead, __pthread_mutex_init will
initialize the mutex itself. Without this fix, any call to
readdir will stuck forever trying to acquire the mutex.

Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>

diff --git a/libc/misc/dirent/opendir.c b/libc/misc/dirent/opendir.c
index 338bef1..cee703e 100644 (file)
--- a/libc/misc/dirent/opendir.c
+++ b/libc/misc/dirent/opendir.c
@@ -64,6 +64,7 @@ close_and_ret:
        if (!(ptr = malloc(sizeof(*ptr))))
                goto nomem_close_and_ret;
 
+       memset(ptr, '\0', sizeof(DIR));
        ptr->dd_fd = fd;
        ptr->dd_nextloc = ptr->dd_size = ptr->dd_nextoff = 0;