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| author | Zizhi Wo <wozizhi@huaweicloud.com> | 2025-09-04 10:39:55 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-09-06 15:49:55 +0200 |
| commit | da7e8b3823962b13e713d4891e136a261ed8e6a2 (patch) | |
| tree | a25daa2623d481fcc928b5e96d4defa7ce9530c2 | |
| parent | vt: remove redundant check on vc_mode in con_font_set() (diff) | |
| download | linux-da7e8b3823962b13e713d4891e136a261ed8e6a2.tar.gz linux-da7e8b3823962b13e713d4891e136a261ed8e6a2.zip | |
tty/vt: Add missing return value for VT_RESIZE in vt_ioctl()
In vt_ioctl(), the handler for VT_RESIZE always returns 0, which prevents
users from detecting errors. Add the missing return value so that errors
can be properly reported to users like vt_resizex().
Signed-off-by: Zizhi Wo <wozizhi@huaweicloud.com>
Link: https://lore.kernel.org/r/20250904023955.3892120-1-wozizhi@huaweicloud.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/vt/vt_ioctl.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index c9f11c4bd9fe..28993a3d0acb 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -908,7 +908,9 @@ int vt_ioctl(struct tty_struct *tty, if (vc) { /* FIXME: review v tty lock */ - __vc_resize(vc_cons[i].d, cc, ll, true); + ret = __vc_resize(vc_cons[i].d, cc, ll, true); + if (ret) + return ret; } } break; |