[PATCH 01/10] util/mount.fuse.c: loop in waitpid

["Darrick J. Wong" <djwong@kernel.org>]

From: Darrick J. Wong <djwong@kernel.org>

waitpid can return EINTR if interrupted by a signal; don't abort when
this happens.

Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
---
 util/mount.fuse.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)


diff --git a/util/mount.fuse.c b/util/mount.fuse.c
index 085c88835e6c9a..802d7f99fe7815 100644
--- a/util/mount.fuse.c
+++ b/util/mount.fuse.c
@@ -267,7 +267,9 @@ static int mount_service_child(char **argv)
 		return MOUNT_SERVICE_FALLBACK_NEEDED;
 	}
 
-	ret = waitpid(child_pid, &child_status, 0);
+	do {
+		ret = waitpid(child_pid, &child_status, 0);
+	} while (ret < 0 && errno == EINTR);
 	if (ret < 0) {
 		fprintf(stderr, "%s: could not wait for %s helper: %s\n",
 			argv[0], FUSERVICEMOUNT_PROG, strerror(errno));