Alan Coopersmith 0616df4a76 panoramix: avoid null dereference in PanoramiXMaybeAddDepth() ...

Reported in https://gitlab.freedesktop.org/xorg/xserver/-/issues/1817:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def4]
xwayland-24.1.6/redhat-linux-build/../Xext/panoramiX.c:748:5: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘PanoramiXDepths’
xwayland-24.1.6/redhat-linux-build/../Xext/panoramiX.c:802:1: enter_function: entry to ‘PanoramiXConsolidate’
xwayland-24.1.6/redhat-linux-build/../Xext/panoramiX.c:813:17: branch_true: following ‘true’ branch...
xwayland-24.1.6/redhat-linux-build/../Xext/panoramiX.c:814:9: branch_true: ...to here
xwayland-24.1.6/redhat-linux-build/../Xext/panoramiX.c:814:9: call_function: calling ‘PanoramiXMaybeAddDepth’ from ‘PanoramiXConsolidate’
746|       PanoramiXDepths = reallocarray(PanoramiXDepths,
747|                                      PanoramiXNumDepths, sizeof(DepthRec));
748|->     PanoramiXDepths[j].depth = pDepth->depth;
749|       PanoramiXDepths[j].numVids = 0;
750|       PanoramiXDepths[j].vids = NULL;

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/2065>

2025-10-02 18:46:33 +02:00

..

damage

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

namespace

dix: replace XACE_CLIENT_ACCESS by direct callback

2025-09-29 11:24:13 +02:00

bigreq.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

dpms.c

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

dpmsproc.h

Xext: drop checking for HAVE_DIX_CONFIG_H

2025-06-12 16:50:20 +02:00

geext_priv.h

xext: add/fix include guards where missing/broken

2025-06-27 13:58:05 +02:00

geext.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

hashtable.c

xext: replace xallocarray() by calloc()

2025-06-12 17:21:43 +02:00

hashtable.h

Xext: hashtable.h: unexport functions not used by drivers

2025-06-12 16:51:36 +02:00

meson.build

Xext: panoramix: inline SProc*()'s

2025-09-17 09:46:27 +02:00

panoramiX.c

panoramix: avoid null dereference in PanoramiXMaybeAddDepth()

2025-10-02 18:46:33 +02:00

panoramiX.h

Xinerama: lambda-esque macro for walking Xinerama screens

2025-09-09 14:12:40 +02:00

panoramiXh.h

Xext: panoramix: inline SProc*()'s

2025-09-17 09:46:27 +02:00

panoramiXprocs.c

dix: unexport ConnectionInfo field

2025-10-01 11:42:50 +02:00

panoramiXsrv.h

Xinerama: lambda-esque macro for walking Xinerama screens

2025-09-09 14:12:40 +02:00

saver.c

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

security.c

dix: replace XACE_CLIENT_ACCESS by direct callback

2025-09-29 11:24:13 +02:00

securitysrv.h

Xext: security: drop not needed include

2025-06-12 16:30:13 +02:00

shape.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

shm.c

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

shmint.h

xext: Fix shmint.h to not use headers outside of sdk_HEADERS

2013-11-14 10:22:15 +09:00

sleepuntil.c

treewide: fix serverGeneration int type mismatch

2025-08-13 11:52:03 +02:00

sleepuntil.h

Xext: drop checking for HAVE_DIX_CONFIG_H

2025-06-12 16:50:20 +02:00

sync.c

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

syncsdk.h

xsync: Add resource inside of SyncCreate, export SyncCreate

2019-04-17 14:01:17 -07:00

syncsrv.h

sync: Convert from "CARD64" to int64_t.

2017-09-20 13:19:27 -04:00

vidmode.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xace.c

dix: replace XACE_CLIENT_ACCESS by direct callback

2025-09-29 11:24:13 +02:00

xace.h

dix: replace XACE_CLIENT_ACCESS by direct callback

2025-09-29 11:24:13 +02:00

xacestr.h

dix: replace XACE_CLIENT_ACCESS by direct callback

2025-09-29 11:24:13 +02:00

xcmisc.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xf86bigfont.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xf86bigfontsrv.h

Move extension initialisation prototypes into extinit.h

2012-07-09 23:06:41 -07:00

xres.c

Xext: xres: inline SProc*()'s

2025-09-30 09:57:36 +02:00

xselinux_ext.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xselinux_hooks.c

treewide: macros lambda-esque screen iteration

2025-10-01 11:40:34 +02:00

xselinux_label.c

drop obsolete HAVE_DIX_CONFIG_H

2024-10-10 13:38:31 +00:00

xselinux.h

include: unpexport SELINUX_* consts from include/global.h

2024-03-25 19:40:04 +00:00

xselinuxint.h

include: drop obsolete registry.h

2024-03-03 23:20:06 +00:00

xtest.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xvdisp.c

dix: move request/response related functions to new request_priv.h header

2025-09-24 11:32:50 +02:00

xvdisp.h

xext: add/fix include guards where missing/broken

2025-06-27 13:58:05 +02:00

xvdix_priv.h

xv: drop forgotten SProcXvDispatch() prototype

2025-09-29 11:23:48 +02:00

xvdix.h

treewide: preemptively revert !1714 where it affects ABI compatibility

2025-06-16 10:32:48 +02:00

xvmain.c

Xext: xv: drop XvScreenKey macro

2025-09-26 15:35:25 +02:00

xvmc.c

Xvmc: inline SProcXvMCDispatch()

2025-09-29 11:23:36 +02:00

xvmcext.h

xvmc: unexport XvMCFindXvImage()

2024-10-10 19:59:48 +00:00