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authorChristian Schoenebeck <qemu_oss@crudebyte.com>2022-04-29 12:25:29 +0200
committerChristian Schoenebeck <qemu_oss@crudebyte.com>2022-05-01 14:07:03 +0200
commit063c75db2e03938b2fadb052c4661adae36e352c (patch)
tree15dc267b4eec4822ffe6ebeb7c5b4c8849936bcb
parent9ea3164611a63e898a979f2da24caa1abd29d906 (diff)
downloadfocaccia-qemu-063c75db2e03938b2fadb052c4661adae36e352c.tar.gz
focaccia-qemu-063c75db2e03938b2fadb052c4661adae36e352c.zip
9pfs: fix qemu_mknodat() to always return -1 on error on macOS host
qemu_mknodat() is expected to behave according to its POSIX API, and
therefore should always return exactly -1 on any error, and errno
should be set for the actual error code.

Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Message-Id: <c714b5e1cae225ab7575242c45ee0fe4945eb6ad.1651228001.git.qemu_oss@crudebyte.com>
-rw-r--r--hw/9pfs/9p-util-darwin.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/9pfs/9p-util-darwin.c b/hw/9pfs/9p-util-darwin.c
index bd2dd81548..95146e7354 100644
--- a/hw/9pfs/9p-util-darwin.c
+++ b/hw/9pfs/9p-util-darwin.c
@@ -124,7 +124,8 @@ int qemu_mknodat(int dirfd, const char *filename, mode_t mode, dev_t dev)
     }
     if (!pthread_fchdir_np) {
         error_report_once("pthread_fchdir_np() not available on this version of macOS");
-        return -ENOTSUP;
+        errno = ENOTSUP;
+        return -1;
     }
     if (pthread_fchdir_np(dirfd) < 0) {
         return -1;