unshare: fix nsproxy leak in ksys_unshare() on set_cred_ucounts() failure

When set_cred_ucounts() fails in ksys_unshare() new_nsproxy is leaked.

Let's call put_nsproxy() if that happens.

Link: https://lkml.kernel.org/r/20260213193959.2556730-1-mge@meta.com
Fixes: 905ae01c4ae2 ("Add a reference to ucounts for each cred")
Signed-off-by: Michal Grzedzicki <mge@meta.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Alexey Gladkov (Intel) <legion@kernel.org>
Cc: Ben Segall <bsegall@google.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Kees Cook <kees@kernel.org>
Cc: "Liam R. Howlett" <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Valentin Schneider <vschneid@redhat.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

0 files changed, 0 insertions, 0 deletions