From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Mon, 15 Jan 2024 19:34:54 +0000 (-0500)
Subject: cmd_attr: check for errors from fdopendir()
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=76161e068740fec0849b61e254a3831781cead43;p=bcachefs-tools-debian

cmd_attr: check for errors from fdopendir()

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/cmd_attr.c b/cmd_attr.c
index 9e7f563..bde9d8f 100644
--- a/cmd_attr.c
+++ b/cmd_attr.c
@@ -16,6 +16,11 @@ static void propagate_recurse(int dirfd)
 	DIR *dir = fdopendir(dirfd);
 	struct dirent *d;
 
+	if (!dir) {
+		fprintf(stderr, "fdopendir() error: %m\n");
+		return;
+	}
+
 	while ((errno = 0), (d = readdir(dir))) {
 		if (!strcmp(d->d_name, ".") ||
 		    !strcmp(d->d_name, ".."))