Fix memory allocation of local fd view
authorJulien Desfossez <julien.desfossez@POLYMTL.CA>
Wed, 25 May 2011 16:41:04 +0000 (18:41 +0200)
committerDavid Goulet <david.goulet@polymtl.ca>
Wed, 25 May 2011 16:46:32 +0000 (12:46 -0400)
Signed-off-by: Julien Desfossez <julien.desfossez@polymtl.ca>
kconsumerd/kconsumerd.c

index fcd4101a62d0bdbdff1b7ffcd34a86365324afbf..f0ccb8c9e797a049141a1ba0fc131f70fe6d3197 100644 (file)
@@ -519,7 +519,7 @@ static void *thread_receive_fds(void *data)
        /* Blocking call, waiting for transmission */
        sock = lttcomm_accept_unix_sock(client_socket);
        if (sock <= 0) {
        /* Blocking call, waiting for transmission */
        sock = lttcomm_accept_unix_sock(client_socket);
        if (sock <= 0) {
-               WARN("On accept, retrying");
+               WARN("On accept");
                goto error;
        }
        while (1) {
                goto error;
        }
        while (1) {
@@ -555,29 +555,6 @@ static int update_poll_array(struct pollfd **pollfd,
        struct ltt_kconsumerd_fd *iter;
        int i = 0;
 
        struct ltt_kconsumerd_fd *iter;
        int i = 0;
 
-       if (*pollfd != NULL) {
-               free(*pollfd);
-               *pollfd = NULL;
-       }
-
-       if (*local_kconsumerd_fd != NULL) {
-               free(*local_kconsumerd_fd);
-               *local_kconsumerd_fd = NULL;
-       }
-
-       /* allocate for all fds + 1 for the poll_pipe */
-       *pollfd = malloc((fds_count + 1) * sizeof(struct pollfd));
-       if (*pollfd == NULL) {
-               perror("pollfd malloc");
-               goto error_mem;
-       }
-
-       /* allocate for all fds + 1 for the poll_pipe */
-       *local_kconsumerd_fd = malloc((fds_count + 1) * sizeof(struct ltt_kconsumerd_fd));
-       if (*local_kconsumerd_fd == NULL) {
-               perror("local_kconsumerd_fd malloc");
-               goto error_mem;
-       }
 
        DBG("Updating poll fd array");
        pthread_mutex_lock(&kconsumerd_lock_fds);
 
        DBG("Updating poll fd array");
        pthread_mutex_lock(&kconsumerd_lock_fds);
@@ -605,8 +582,6 @@ static int update_poll_array(struct pollfd **pollfd,
        pthread_mutex_unlock(&kconsumerd_lock_fds);
        return i;
 
        pthread_mutex_unlock(&kconsumerd_lock_fds);
        return i;
 
-error_mem:
-       return -ENOMEM;
 }
 
 /*
 }
 
 /*
@@ -643,6 +618,27 @@ static void *thread_poll_fds(void *data)
                 * local array as well
                 */
                if (update_fd_array) {
                 * local array as well
                 */
                if (update_fd_array) {
+                       if (pollfd != NULL) {
+                               free(pollfd);
+                               pollfd = NULL;
+                       }
+                       if (local_kconsumerd_fd != NULL) {
+                               free(local_kconsumerd_fd);
+                               local_kconsumerd_fd = NULL;
+                       }
+                       /* allocate for all fds + 1 for the poll_pipe */
+                       pollfd = malloc((fds_count + 1) * sizeof(struct pollfd));
+                       if (pollfd == NULL) {
+                               perror("pollfd malloc");
+                               goto end;
+                       }
+                       /* allocate for all fds + 1 for the poll_pipe */
+                       local_kconsumerd_fd = malloc((fds_count + 1) * sizeof(struct ltt_kconsumerd_fd));
+                       if (local_kconsumerd_fd == NULL) {
+                               perror("local_kconsumerd_fd malloc");
+                               goto end;
+                       }
+
                        ret = update_poll_array(&pollfd, local_kconsumerd_fd);
                        if (ret < 0) {
                                ERR("Error in allocating pollfd or local_outfds");
                        ret = update_poll_array(&pollfd, local_kconsumerd_fd);
                        if (ret < 0) {
                                ERR("Error in allocating pollfd or local_outfds");
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