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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2014-01-28 17:08:26 +0200 |
|---|---|---|
| committer | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2014-02-02 22:09:04 +0530 |
| commit | 1a9978a51a17a26fd07e1b46f31ceeb9772fc191 (patch) | |
| tree | d63ea3833b5de533042e4bf9e35638201e7f6ea1 /hw/9pfs | |
| parent | b9317661d13230ec9fd1162625b7f812c0cacd37 (diff) | |
| download | qemu-1a9978a51a17a26fd07e1b46f31ceeb9772fc191.zip qemu-1a9978a51a17a26fd07e1b46f31ceeb9772fc191.tar.gz qemu-1a9978a51a17a26fd07e1b46f31ceeb9772fc191.tar.bz2 | |
hw/9pfs: make get_st_gen() return ENOTTY error on special files
Currently we silently ignore getversion requests for anything except
file or directory. Let's instead return ENOTTY error to indicate that
getversion is not supported. It makes implementation consistent on
all not-supported cases.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Diffstat (limited to 'hw/9pfs')
| -rw-r--r-- | hw/9pfs/virtio-9p-handle.c | 3 | ||||
| -rw-r--r-- | hw/9pfs/virtio-9p-local.c | 3 | ||||
| -rw-r--r-- | hw/9pfs/virtio-9p-proxy.c | 3 |
3 files changed, 6 insertions, 3 deletions
diff --git a/hw/9pfs/virtio-9p-handle.c b/hw/9pfs/virtio-9p-handle.c index ed8c126..17002a3 100644 --- a/hw/9pfs/virtio-9p-handle.c +++ b/hw/9pfs/virtio-9p-handle.c @@ -591,7 +591,8 @@ static int handle_ioc_getversion(FsContext *ctx, V9fsPath *path, * We can get fd for regular files and directories only */ if (!S_ISREG(st_mode) && !S_ISDIR(st_mode)) { - return 0; + errno = ENOTTY; + return -1; } err = handle_open(ctx, path, O_RDONLY, &fid_open); if (err < 0) { diff --git a/hw/9pfs/virtio-9p-local.c b/hw/9pfs/virtio-9p-local.c index 9be8854..df0dbff 100644 --- a/hw/9pfs/virtio-9p-local.c +++ b/hw/9pfs/virtio-9p-local.c @@ -1077,7 +1077,8 @@ static int local_ioc_getversion(FsContext *ctx, V9fsPath *path, * We can get fd for regular files and directories only */ if (!S_ISREG(st_mode) && !S_ISDIR(st_mode)) { - return 0; + errno = ENOTTY; + return -1; } err = local_open(ctx, path, O_RDONLY, &fid_open); if (err < 0) { diff --git a/hw/9pfs/virtio-9p-proxy.c b/hw/9pfs/virtio-9p-proxy.c index 5f44bb7..b57966d 100644 --- a/hw/9pfs/virtio-9p-proxy.c +++ b/hw/9pfs/virtio-9p-proxy.c @@ -1086,7 +1086,8 @@ static int proxy_ioc_getversion(FsContext *fs_ctx, V9fsPath *path, * we can get fd for regular files and directories only */ if (!S_ISREG(st_mode) && !S_ISDIR(st_mode)) { - return 0; + errno = ENOTTY; + return -1; } err = v9fs_request(fs_ctx->private, T_GETVERSION, st_gen, "s", path); if (err < 0) { |