8c971d2ce0
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41 lines
1.5 KiB
Diff
41 lines
1.5 KiB
Diff
From 76bb9b30cfcf54b59591a57a3d2a747e514469b2 Mon Sep 17 00:00:00 2001
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From: Karel Zak <kzak@redhat.com>
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Date: Thu, 19 Nov 2020 09:49:16 +0100
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Subject: [PATCH] libmount: don't use "symfollow" for helpers on user mounts
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Addresses: https://github.com/karelzak/util-linux/issues/1193
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Signed-off-by: Karel Zak <kzak@redhat.com>
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---
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libmount/src/context_mount.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/libmount/src/context_mount.c b/libmount/src/context_mount.c
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index 8c394c1ff..dd1786176 100644
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--- a/libmount/src/context_mount.c
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+++ b/libmount/src/context_mount.c
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@@ -415,6 +415,9 @@ static int generate_helper_optstr(struct libmnt_context *cxt, char **optstr)
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* string, because there is nothing like MS_EXEC (we only have
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* MS_NOEXEC in mount flags and we don't care about the original
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* mount string in libmount for VFS options).
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+ *
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+ * This use-case makes sense for MS_SECURE flags only (see
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+ * mnt_optstr_get_flags() and mnt_context_merge_mflags()).
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*/
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if (!(cxt->mountflags & MS_NOEXEC))
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mnt_optstr_append_option(optstr, "exec", NULL);
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@@ -422,11 +425,8 @@ static int generate_helper_optstr(struct libmnt_context *cxt, char **optstr)
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mnt_optstr_append_option(optstr, "suid", NULL);
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if (!(cxt->mountflags & MS_NODEV))
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mnt_optstr_append_option(optstr, "dev", NULL);
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- if (!(cxt->mountflags & MS_NOSYMFOLLOW))
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- mnt_optstr_append_option(optstr, "symfollow", NULL);
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}
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-
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if (cxt->flags & MNT_FL_SAVED_USER)
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rc = mnt_optstr_set_option(optstr, "user", cxt->orig_user);
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if (rc)
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--
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2.25.4
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