check for fgets() return value - avoids a warning

1 files changed, 2 insertions, 1 deletions

diff --git a/dpid/dpidc.c b/dpid/dpidc.c
index 971281d5..2d3c716f 100644
--- a/dpid/dpidc.c
+++ b/dpid/dpidc.c
@@ -98,7 +98,8 @@ int main(int argc, char *argv[])
     } else if (strcmp(argv[1], "chat") == 0) {
        printf("Please enter the message: ");
        bzero(buffer,256);
-       fgets(buffer,255,stdin);
+       if (fgets(buffer,255,stdin) == NULL)
+          MSG_ERR("dpidc: Can't read the message\n");
     } else {
        MSG_ERR("main: Unknown operation '%s'\n", argv[1]);
        print_usage(argv[0]);