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authorPhilippe Mathieu-Daudé <philmd@linaro.org>2023-10-11 04:36:27 +0200
committerJuan Quintela <quintela@redhat.com>2023-10-17 09:14:32 +0200
commit1a36e4c9d040cb053efa10721eb4e45dcf6a321d (patch)
treeef410f280d3d3bcc0ef56d620305ad3bdd54085d /migration
parentd7f5a04320187b94664539fc3aa9a87c9381a025 (diff)
migration: Use g_autofree to simplify ram_dirty_bitmap_reload()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Fabiano Rosas <farosas@suse.de> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com> Message-ID: <20231011023627.86691-1-philmd@linaro.org>
Diffstat (limited to 'migration')
-rw-r--r--migration/ram.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/migration/ram.c b/migration/ram.c
index 2f5ce4d60b..24d91de8b3 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -4159,7 +4159,8 @@ int ram_dirty_bitmap_reload(MigrationState *s, RAMBlock *block)
int ret = -EINVAL;
/* from_dst_file is always valid because we're within rp_thread */
QEMUFile *file = s->rp_state.from_dst_file;
- unsigned long *le_bitmap, nbits = block->used_length >> TARGET_PAGE_BITS;
+ g_autofree unsigned long *le_bitmap = NULL;
+ unsigned long nbits = block->used_length >> TARGET_PAGE_BITS;
uint64_t local_size = DIV_ROUND_UP(nbits, 8);
uint64_t size, end_mark;
RAMState *rs = ram_state;
@@ -4188,8 +4189,7 @@ int ram_dirty_bitmap_reload(MigrationState *s, RAMBlock *block)
error_report("%s: ramblock '%s' bitmap size mismatch "
"(0x%"PRIx64" != 0x%"PRIx64")", __func__,
block->idstr, size, local_size);
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
size = qemu_get_buffer(file, (uint8_t *)le_bitmap, local_size);
@@ -4200,15 +4200,13 @@ int ram_dirty_bitmap_reload(MigrationState *s, RAMBlock *block)
error_report("%s: read bitmap failed for ramblock '%s': %d"
" (size 0x%"PRIx64", got: 0x%"PRIx64")",
__func__, block->idstr, ret, local_size, size);
- ret = -EIO;
- goto out;
+ return -EIO;
}
if (end_mark != RAMBLOCK_RECV_BITMAP_ENDING) {
error_report("%s: ramblock '%s' end mark incorrect: 0x%"PRIx64,
__func__, block->idstr, end_mark);
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
/*
@@ -4240,10 +4238,7 @@ int ram_dirty_bitmap_reload(MigrationState *s, RAMBlock *block)
*/
migration_rp_kick(s);
- ret = 0;
-out:
- g_free(le_bitmap);
- return ret;
+ return 0;
}
static int ram_resume_prepare(MigrationState *s, void *opaque)