git: 747a47261eee - main - Fix error return of kern.ipc.posix_shm_list, which caused it (and thus "posixshmcontrol ls") to fail for all jails that didn't happen to own the last shm object in the list.

[Jamie Gritton]

The branch main has been updated by jamie:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=747a47261eee59b6e9c437cd2c1b3979df5c32ac

commit 747a47261eee59b6e9c437cd2c1b3979df5c32ac
Author:     Jamie Gritton <ja...@freebsd.org>
AuthorDate: 2021-09-29 17:20:36 +0000
Commit:     Jamie Gritton <ja...@freebsd.org>
CommitDate: 2021-09-29 17:20:36 +0000

    Fix error return of kern.ipc.posix_shm_list, which caused it (and thus
    "posixshmcontrol ls") to fail for all jails that didn't happen to own
    the last shm object in the list.
---
 sys/kern/uipc_shm.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/kern/uipc_shm.c b/sys/kern/uipc_shm.c
index c672c0477b95..63c4250f640f 100644
--- a/sys/kern/uipc_shm.c
+++ b/sys/kern/uipc_shm.c
@@ -2045,8 +2045,10 @@ sysctl_posix_shm_list(SYSCTL_HANDLER_ARGS)
                LIST_FOREACH(shmm, &shm_dictionary[i], sm_link) {
                        error = shm_fill_kinfo_locked(shmm->sm_shmfd,
                            &kif, true);
-                       if (error == EPERM)
+                       if (error == EPERM) {
+                               error = 0;
                                continue;
+                       }
                        if (error != 0)
                                break;
                        pack_kinfo(&kif);
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