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| author | Karel Zak <kzak@redhat.com> | 2025-04-24 18:45:24 +0200 |
|---|---|---|
| committer | Karel Zak <kzak@redhat.com> | 2025-04-24 18:45:24 +0200 |
| commit | 78ade43875b09436616421a6dd10d53673fde415 (patch) | |
| tree | ebceba5eb6d600798a86bf57723081aa88a63e21 /libmount/src | |
| parent | 9e96e6ed9cce4cbaf3b9ca6e61d0b0ee070685e9 (diff) | |
| download | util-linux-78ade43875b09436616421a6dd10d53673fde415.tar.gz | |
libmount: use and add has_listmount()
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'libmount/src')
| -rw-r--r-- | libmount/src/tab_listmount.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/libmount/src/tab_listmount.c b/libmount/src/tab_listmount.c index c9725a23c5..e4a1c2a529 100644 --- a/libmount/src/tab_listmount.c +++ b/libmount/src/tab_listmount.c @@ -91,18 +91,13 @@ static int table_init_listmount(struct libmnt_table *tb, size_t stepsiz) ls = tb->lsmnt; /* check if supported by current kernel */ - if (!ls) { - uint64_t dummy; - - errno = 0; - if (ul_listmount(LSMT_ROOT, 0, 0, &dummy, 1, LISTMOUNT_REVERSE) != 1) { - if (errno == ENOSYS) - DBG(TAB, ul_debugobj(tb, "listmount: unsuppported")); - if (errno == EINVAL) - DBG(TAB, ul_debugobj(tb, "listmount: reverse unsuppported")); - errno = ENOSYS; - return -ENOSYS; - } + if (!ls && !has_listmount()) { + if (errno == ENOSYS) + DBG(TAB, ul_debugobj(tb, "listmount: unsuppported")); + if (errno == EINVAL) + DBG(TAB, ul_debugobj(tb, "listmount: reverse unsuppported")); + errno = ENOSYS; + return -ENOSYS; } /* reset if allocated for a different size */ |