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vfs: fix early termination of kern_getfsstat
The kernel would unlock already unlocked mutex if the buffer got filled up before the mount list ended. Reported by: pho Fixes: r363069 ("vfs: depessimize getfsstat when only the count is requested")
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=363072
@ -551,7 +551,7 @@ kern_getfsstat(struct thread *td, struct statfs **buf, size_t bufsize,
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if (count == maxcount) {
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vfs_unbusy(mp);
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break;
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goto out;
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}
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mtx_lock(&mountlist_mtx);
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