diff options
author | Peter Maydell <peter.maydell@linaro.org> | 2016-04-28 11:05:37 +0100 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2016-04-28 11:05:37 +0100 |
commit | 736f85d5db701cc9d464a03b583d4a04606a0dd5 (patch) | |
tree | b08061229b40f7b5d36f023f28b3c0e8c98ce604 | |
parent | 61861eff69279e20428c10be269ce1c1bba2c7b1 (diff) | |
parent | 51b9b478cc238ad23a78ffd713f9c18bbc3907e6 (diff) |
Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2016-04-28' into staging
Fix dangling pointers and error message regressions
# gpg: Signature made Thu 28 Apr 2016 07:25:51 BST using RSA key ID EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg: aka "Markus Armbruster <armbru@pond.sub.org>"
* remotes/armbru/tags/pull-error-2016-04-28:
qom: -object error messages lost location, restore it
replay: Fix dangling location bug in replay_configure()
QemuOpts: Fix qemu_opts_foreach() dangling location regression
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r-- | include/qom/object_interfaces.h | 5 | ||||
-rw-r--r-- | qemu-img.c | 39 | ||||
-rw-r--r-- | qemu-io.c | 3 | ||||
-rw-r--r-- | qemu-nbd.c | 3 | ||||
-rw-r--r-- | qom/object_interfaces.c | 4 | ||||
-rw-r--r-- | replay/replay.c | 3 | ||||
-rw-r--r-- | util/qemu-option.c | 6 | ||||
-rw-r--r-- | vl.c | 6 |
8 files changed, 26 insertions, 43 deletions
diff --git a/include/qom/object_interfaces.h b/include/qom/object_interfaces.h index d579746db6..8b17f4def7 100644 --- a/include/qom/object_interfaces.h +++ b/include/qom/object_interfaces.h @@ -140,7 +140,7 @@ typedef bool (*user_creatable_add_opts_predicate)(const char *type); * user_creatable_add_opts_foreach: * @opaque: a user_creatable_add_opts_predicate callback or NULL * @opts: options to create - * @errp: if an error occurs, a pointer to an area to store the error + * @errp: unused * * An iterator callback to be used in conjunction with * the qemu_opts_foreach() method for creating a list of @@ -148,8 +148,9 @@ typedef bool (*user_creatable_add_opts_predicate)(const char *type); * * The @opaque parameter can be passed a user_creatable_add_opts_predicate * callback to filter which types of object are created during iteration. + * When it fails, report the error. * - * Returns: 0 on success, -1 on error + * Returns: 0 on success, -1 when an error was reported. */ int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp); diff --git a/qemu-img.c b/qemu-img.c index 1697762606..46f2a6def4 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -435,8 +435,7 @@ static int img_create(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { goto fail; } @@ -598,7 +597,6 @@ static int img_check(int argc, char **argv) bool writethrough; ImageCheck *check; bool quiet = false; - Error *local_err = NULL; bool image_opts = false; fmt = NULL; @@ -679,8 +677,7 @@ static int img_check(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -871,8 +868,7 @@ static int img_commit(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -1133,7 +1129,6 @@ static int img_compare(int argc, char **argv) int64_t nb_sectors; int c, pnum; uint64_t progress_base; - Error *local_err = NULL; bool image_opts = false; cache = BDRV_DEFAULT_CACHE; @@ -1201,8 +1196,7 @@ static int img_compare(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { ret = 2; goto out4; } @@ -1864,8 +1858,7 @@ static int img_convert(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { goto fail_getopt; } @@ -2299,7 +2292,6 @@ static int img_info(int argc, char **argv) bool chain = false; const char *filename, *fmt, *output; ImageInfoList *list; - Error *local_err = NULL; bool image_opts = false; fmt = NULL; @@ -2363,8 +2355,7 @@ static int img_info(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -2513,7 +2504,6 @@ static int img_map(int argc, char **argv) int64_t length; MapEntry curr = { .length = 0 }, next; int ret = 0; - Error *local_err = NULL; bool image_opts = false; fmt = NULL; @@ -2573,8 +2563,7 @@ static int img_map(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -2717,8 +2706,7 @@ static int img_snapshot(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &err)) { - error_report_err(err); + NULL, NULL)) { return 1; } @@ -2867,8 +2855,7 @@ static int img_rebase(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -3133,7 +3120,6 @@ static int img_resize(int argc, char **argv) bool quiet = false; BlockBackend *blk = NULL; QemuOpts *param; - Error *local_err = NULL; static QemuOptsList resize_options = { .name = "resize_options", @@ -3204,8 +3190,7 @@ static int img_resize(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { return 1; } @@ -3297,7 +3282,6 @@ static int img_amend(int argc, char **argv) bool quiet = false, progress = false; BlockBackend *blk = NULL; BlockDriverState *bs = NULL; - Error *local_err = NULL; bool image_opts = false; cache = BDRV_DEFAULT_CACHE; @@ -3365,8 +3349,7 @@ static int img_amend(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { ret = -1; goto out_no_progress; } @@ -534,8 +534,7 @@ int main(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_error)) { - error_report_err(local_error); + NULL, NULL)) { exit(1); } diff --git a/qemu-nbd.c b/qemu-nbd.c index 2c9754e5d6..c55b40ffc8 100644 --- a/qemu-nbd.c +++ b/qemu-nbd.c @@ -711,8 +711,7 @@ int main(int argc, char **argv) if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, - NULL, &local_err)) { - error_report_err(local_err); + NULL, NULL)) { exit(EXIT_FAILURE); } diff --git a/qom/object_interfaces.c b/qom/object_interfaces.c index ab5da35e4f..393189024f 100644 --- a/qom/object_interfaces.c +++ b/qom/object_interfaces.c @@ -170,6 +170,7 @@ int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp) { bool (*type_predicate)(const char *) = opaque; Object *obj = NULL; + Error *err = NULL; const char *type; type = qemu_opt_get(opts, "qom-type"); @@ -178,8 +179,9 @@ int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp) return 0; } - obj = user_creatable_add_opts(opts, errp); + obj = user_creatable_add_opts(opts, &err); if (!obj) { + error_report_err(err); return -1; } object_unref(obj); diff --git a/replay/replay.c b/replay/replay.c index 7c2573a612..167fd2942d 100644 --- a/replay/replay.c +++ b/replay/replay.c @@ -275,7 +275,7 @@ void replay_configure(QemuOpts *opts) rr = qemu_opt_get(opts, "rr"); if (!rr) { /* Just enabling icount */ - return; + goto out; } else if (!strcmp(rr, "record")) { mode = REPLAY_MODE_RECORD; } else if (!strcmp(rr, "replay")) { @@ -293,6 +293,7 @@ void replay_configure(QemuOpts *opts) replay_enable(fname, mode); +out: loc_pop(&loc); } diff --git a/util/qemu-option.c b/util/qemu-option.c index dd9e73df54..3467dc2397 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -1108,19 +1108,19 @@ int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func, { Location loc; QemuOpts *opts; - int rc; + int rc = 0; loc_push_none(&loc); QTAILQ_FOREACH(opts, &list->head, next) { loc_restore(&opts->loc); rc = func(opaque, opts, errp); if (rc) { - return rc; + break; } assert(!errp || !*errp); } loc_pop(&loc); - return 0; + return rc; } static size_t count_opts_list(QemuOptsList *list) @@ -4291,8 +4291,7 @@ int main(int argc, char **argv, char **envp) if (qemu_opts_foreach(qemu_find_opts("object"), user_creatable_add_opts_foreach, - object_create_initial, &err)) { - error_report_err(err); + object_create_initial, NULL)) { exit(1); } @@ -4410,8 +4409,7 @@ int main(int argc, char **argv, char **envp) if (qemu_opts_foreach(qemu_find_opts("object"), user_creatable_add_opts_foreach, - object_create_delayed, &err)) { - error_report_err(err); + object_create_delayed, NULL)) { exit(1); } |