Fix write-only use of a few variables

Since the invention of read-only memory, write-only memory has been
considered deprecated. Where appropriate, either make use of the
value, or avoid writing it, to make it clear that it is not used.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/bootchart/bootchart.c b/src/bootchart/bootchart.c
index 14ccd3efe5..edbd3815cd 100644
--- a/src/bootchart/bootchart.c
+++ b/src/bootchart/bootchart.c
@@ -254,7 +254,7 @@ static void do_journal_append(char *file)
 
         p = malloc(9 + BOOTCHART_MAX);
         if (!p) {
-                r = log_oom();
+                log_oom();
                 return;
         }