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envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=66.111.4.25; envelope-from=dxu@dxuuu.xyz; helo=out1-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZM-MESSAGEID: 1677617349131100001 Content-Type: text/plain; charset="utf-8" When building with `--enable-sanitizers`, I was getting quite a few memory leak crashes from ASAN: [21/574] Generating pc-bios/keymaps/fr-ch with a custom command FAILED: pc-bios/keymaps/fr-ch /home/dxu/dev/qemu/build/qemu-keymap -f pc-bios/keymaps/fr-ch -l ch= -v fr =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3D=3D3232549=3D=3DERROR: LeakSanitizer: detected memory leaks Direct leak of 1424 byte(s) in 1 object(s) allocated from: #0 0x7f32636bf411 in __interceptor_calloc /usr/src/debug/gcc/gc= c/... #1 0x7f32635db73e (/usr/lib/libxkbcommon.so.0+0x2273e) Fix leaks by correctly decrementing refcounts on xkb structs. Signed-off-by: Daniel Xu Reviewed-by: Marc-Andr=C3=A9 Lureau --- qemu-keymap.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/qemu-keymap.c b/qemu-keymap.c index 229866e004..ed8cee3467 100644 --- a/qemu-keymap.c +++ b/qemu-keymap.c @@ -203,6 +203,7 @@ int main(int argc, char *argv[]) map =3D xkb_keymap_new_from_names(ctx, &names, XKB_KEYMAP_COMPILE_NO_F= LAGS); if (!map) { /* libxkbcommon prints error */ + xkb_context_unref(ctx); exit(1); } =20 @@ -227,7 +228,11 @@ int main(int argc, char *argv[]) state =3D xkb_state_new(map); xkb_keymap_key_for_each(map, walk_map, state); xkb_state_unref(state); + xkb_keymap_unref(map); + xkb_context_unref(ctx); state =3D NULL; + map =3D NULL; + ctx =3D NULL; =20 /* add quirks */ fprintf(outfile, --=20 2.39.1