fixed gcc warnings that call returns not checked

modified:   src/collect/collect.c
modified:   src/udev/udev-node.c
modified:   src/udev/udevadm-settle.c
modified:   src/udev/udevd.c

1 files changed, 4 insertions, 1 deletions

diff --git a/src/udev/udevd.c b/src/udev/udevd.c
index 850e4f5ef6..03de852c02 100644
--- a/src/udev/udevd.c
+++ b/src/udev/udevd.c
@@ -1031,7 +1031,10 @@ int main(int argc, char *argv[])
         }
 
         /* set umask before creating any file/directory */
-        chdir("/");
+        if(chdir("/")!= 0) {
+                log_error("unable to change into directory '/'");
+                goto exit;
+        }
         umask(022);
 
         mkdir("/run/udev", 0755);