Merge branch 'ep/maint-equals-null-cocci'

Introduce and apply coccinelle rule to discourage an explicit
comparison between a pointer and NULL, and applies the clean-up to
the maintenance track.

* ep/maint-equals-null-cocci:
  tree-wide: apply equals-null.cocci
  tree-wide: apply equals-null.cocci
  contrib/coccinnelle: add equals-null.cocci

1 files changed, 1 insertions, 1 deletions

diff --git a/daemon.c b/daemon.c
index 94a5b8a364..aeda6966f0 100644
--- a/daemon.c
+++ b/daemon.c
@@ -447,7 +447,7 @@ static void copy_to_log(int fd)
 	FILE *fp;
 
 	fp = fdopen(fd, "r");
-	if (fp == NULL) {
+	if (!fp) {
 		logerror("fdopen of error channel failed");
 		close(fd);
 		return;