Re: [PATCH v5 8/9] migration: Introduced MigrateChannelList struct to migration code flow.

[Markus Armbruster <armbru@redhat.com>]

Het Gala <het.gala@nutanix.com> writes:

> Integrated MigrateChannelList with all transport backends (socket, exec
> and rdma) for both source and destination migration code flow.
>
> Suggested-by: Aravind Retnakaran <aravind.retnakaran@nutanix.com>
> Signed-off-by: Het Gala <het.gala@nutanix.com>

clang warns for me:

../migration/migration.c:497:13: warning: variable 'addrs' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../migration/migration.c:503:54: note: uninitialized use occurs here
    if (!migration_channels_and_transport_compatible(addrs, errp)) {
                                                     ^~~~~
../migration/migration.c:497:9: note: remove the 'if' if its condition is always true
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../migration/migration.c:497:13: warning: variable 'addrs' is used uninitialized whenever '&&' condition is false [-Wsometimes-uninitialized]
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~
../migration/migration.c:503:54: note: uninitialized use occurs here
    if (!migration_channels_and_transport_compatible(addrs, errp)) {
                                                     ^~~~~
../migration/migration.c:497:13: note: remove the '&&' if its condition is always true
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~~~~
../migration/migration.c:477:36: note: initialize the variable 'addrs' to silence this warning
    g_autoptr(MigrateAddress) addrs;
                                   ^
                                    = NULL
../migration/migration.c:1735:13: warning: variable 'addrs' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../migration/migration.c:1741:54: note: uninitialized use occurs here
    if (!migration_channels_and_transport_compatible(addrs, errp)) {
                                                     ^~~~~
../migration/migration.c:1735:9: note: remove the 'if' if its condition is always true
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../migration/migration.c:1735:13: warning: variable 'addrs' is used uninitialized whenever '&&' condition is false [-Wsometimes-uninitialized]
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~
../migration/migration.c:1741:54: note: uninitialized use occurs here
    if (!migration_channels_and_transport_compatible(addrs, errp)) {
                                                     ^~~~~
../migration/migration.c:1735:13: note: remove the '&&' if its condition is always true
        if (uri && !migrate_uri_parse(uri, &channel, errp)) {
            ^~~~~~
../migration/migration.c:1715:36: note: initialize the variable 'addrs' to silence this warning
    g_autoptr(MigrateAddress) addrs;
                                   ^
                                    = NULL
4 warnings generated.