Fix a potential memory violation

If read() returns with errno set to EINTR -1 is added to total_len.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/monitor/monitor.c b/src/monitor/monitor.c
index d0863092..9f5c2d38 100644
--- a/src/monitor/monitor.c
+++ b/src/monitor/monitor.c
@@ -1371,7 +1371,8 @@ static void process_config_file(struct tevent_context *ev,
     while (total_len < event_size) {
         len = read(file_ctx->mt_ctx->inotify_fd, buf+total_len,
                    event_size-total_len);
-        if (len == -1 && errno != EINTR) {
+        if (len == -1) {
+            if (errno == EINTR) continue;
             DEBUG(0, ("Critical error reading inotify file descriptor.\n"));
             goto done;
         }
@@ -1391,7 +1392,8 @@ static void process_config_file(struct tevent_context *ev,
         total_len = 0;
         while (total_len < in_event->len) {
             len = read(file_ctx->mt_ctx->inotify_fd, &name, in_event->len);
-            if (len == -1 && errno != EINTR) {
+            if (len == -1) {
+                if (errno == EINTR) continue;
                 DEBUG(0, ("Critical error reading inotify file descriptor.\n"));
                 goto done;
             }