tree-wide: use coccinelle to patch a lot of code to use mfree()

This replaces this:

        free(p);
        p = NULL;

by this:

        p = mfree(p);

Change generated using coccinelle. Semantic patch is added to the
sources.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/journal-remote/journal-remote-write.c b/src/journal-remote/journal-remote-write.c
index 99820fa7b8..40f4ff8e58 100644
--- a/src/journal-remote/journal-remote-write.c
+++ b/src/journal-remote/journal-remote-write.c
@@ -30,8 +30,7 @@ int iovw_put(struct iovec_wrapper *iovw, void* data, size_t len) {
 }
 
 void iovw_free_contents(struct iovec_wrapper *iovw) {
-        free(iovw->iovec);
-        iovw->iovec = NULL;
+        iovw->iovec = mfree(iovw->iovec);
         iovw->size_bytes = iovw->count = 0;
 }