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util-linux: fix agetty segfault issue

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Backport a commit from util-linux upstream to fix the following error.

agetty: segfault at 0 ip 00007fc65600295c sp 00007fffa8dd67e8 error 4 in libc.so.6

(From OE-Core rev: e9cfc549091b77d08817eb7235076c7a0c20e4fa)

Signed-off-by: Yongxin Liu <yongxin.liu@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
This commit is contained in:
Yongxin Liu
2025-06-11 10:07:01 +08:00
committed by Steve Sakoman
parent 2ef35ad40c
commit 983bcbc661
2 changed files with 41 additions and 0 deletions
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1
meta/recipes-core/util-linux/util-linux.inc
View File

@@ -40,6 +40,7 @@ SRC_URI = "${KERNELORG_MIRROR}/linux/utils/util-linux/v${MAJOR_VERSION}/util-lin
file://fcntl-lock.c \
file://0001-cfdisk-add-sector-size-commanand-line-option.patch \
file://0002-sfdisk-add-sector-size-commanand-line-option.patch \
file://0003-agetty-fix-stdin-conversion-to-tty-name.patch \
"
SRC_URI[sha256sum] = "5c1daf733b04e9859afdc3bd87cc481180ee0f88b5c0946b16fdec931975fb79"

40
meta/recipes-core/util-linux/util-linux/0003-agetty-fix-stdin-conversion-to-tty-name.patch Normal file
View File

@@ -0,0 +1,40 @@
From bd6c104f931329ce6fbc5a1250c8c80a1d8223ee Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Mon, 24 Feb 2025 13:37:04 +0100
Subject: [PATCH] agetty: fix stdin conversion to tty name
Addresses: https://github.com/util-linux/util-linux/issues/3304
Upstream-Status: Backport
[https://github.com/util-linux/util-linux/commit/bd6c104f931329ce6fbc5a1250c8c80a1d8223ee]
Signed-off-by: Yongxin Liu <yongxin.liu@windriver.com>
---
term-utils/agetty.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/term-utils/agetty.c b/term-utils/agetty.c
index aa859c27b..0dfe52c90 100644
--- a/term-utils/agetty.c
+++ b/term-utils/agetty.c
@@ -928,11 +928,15 @@ static void parse_args(int argc, char **argv, struct options *op)
/* resolve the tty path in case it was provided as stdin */
if (strcmp(op->tty, "-") == 0) {
+ int fd;
+ const char *name = op->tty;
+
op->tty_is_stdin = 1;
- int fd = get_terminal_name(NULL, &op->tty, NULL);
- if (fd < 0) {
+ fd = get_terminal_name(NULL, &name, NULL);
+ if (fd >= 0)
+ op->tty = name; /* set real device name */
+ else
log_warn(_("could not get terminal name: %d"), fd);
- }
}
/* On virtual console remember the line which is used for */
--
2.46.2