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Watch this:
$ upstream-qemu -nodefaults -S -vnc :0,acl,sasl -monitor stdio
QEMU 1.5.50 monitor - type 'help' for more information
(qemu) acl_add vnc.username drei allow
acl: added rule at position 1
(qemu) acl_show vnc.username
policy: deny
1: allow drei
(qemu) acl_add vnc.username zwei allow 1
acl: added rule at position 2
(qemu) acl_show vnc.username
policy: deny
1: allow drei
2: allow zwei
(qemu) acl_add vnc.username eins allow 1
acl: added rule at position 1
(qemu) acl_show vnc.username
policy: deny
1: allow eins
2: allow drei
3: allow zwei
The second acl_add inserts at position 2 instead of 1.
Root cause is an off-by-one in qemu_acl_insert(): when index ==
acl->nentries, it appends instead of inserting before the last list
element.
Cc: qemu-stable@nongnu.org
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
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|---|---|---|
| .. | ||
| acl.c | ||
| aes.c | ||
| bitmap.c | ||
| bitops.c | ||
| cache-utils.c | ||
| compatfd.c | ||
| crc32c.c | ||
| cutils.c | ||
| envlist.c | ||
| error.c | ||
| event_notifier-posix.c | ||
| event_notifier-win32.c | ||
| fifo8.c | ||
| hbitmap.c | ||
| hexdump.c | ||
| host-utils.c | ||
| iov.c | ||
| Makefile.objs | ||
| module.c | ||
| notify.c | ||
| osdep.c | ||
| oslib-posix.c | ||
| oslib-win32.c | ||
| path.c | ||
| qemu-config.c | ||
| qemu-error.c | ||
| qemu-openpty.c | ||
| qemu-option.c | ||
| qemu-progress.c | ||
| qemu-sockets.c | ||
| qemu-thread-posix.c | ||
| qemu-thread-win32.c | ||
| qemu-timer-common.c | ||
| unicode.c | ||
| uri.c | ||