Date: Fri, 10 Jul 2020 09:24:27 +0000 (UTC) From: Mateusz Guzik <mjg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r363072 - head/sys/kern Message-ID: <202007100924.06A9ORpG012640@repo.freebsd.org>
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Author: mjg Date: Fri Jul 10 09:24:27 2020 New Revision: 363072 URL: https://svnweb.freebsd.org/changeset/base/363072 Log: 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") Modified: head/sys/kern/vfs_syscalls.c Modified: head/sys/kern/vfs_syscalls.c ============================================================================== --- head/sys/kern/vfs_syscalls.c Fri Jul 10 09:01:36 2020 (r363071) +++ head/sys/kern/vfs_syscalls.c Fri Jul 10 09:24:27 2020 (r363072) @@ -551,7 +551,7 @@ restart: if (count == maxcount) { vfs_unbusy(mp); - break; + goto out; } mtx_lock(&mountlist_mtx);
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