rsmemsiz: Fix warning and add error check to getuptime call.

rsmemsiz.c: In function ‘main’:
rsmemsiz.c:139:11: warning: ‘uptime_secs’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  updays = (int) uptime_secs / (60*60*24);
           ^~~~~~~~~~~~~~~~~

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/rose/rsmemsiz.c b/rose/rsmemsiz.c
index 882912a..9187d3b 100644
--- a/rose/rsmemsiz.c
+++ b/rose/rsmemsiz.c
@@ -135,7 +135,11 @@ int main(int argc, char **argv)
 	}
 
 	/* read and calculate the amount of uptime and format it nicely */
-	getuptime(&uptime_secs);
+	if (getuptime(&uptime_secs) < 0) {
+		fprintf(stdout, "Cannot get system uptime\r");
+		uptime_secs = 0;
+	}
+
 	updays = (int) uptime_secs / (60*60*24);
 	upminutes = (int) uptime_secs / 60;
 	uphours = upminutes / 60;