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-rw-r--r--arch_init.c6
-rw-r--r--block-migration.c7
-rw-r--r--buffered_file.c23
-rw-r--r--savevm.c4
4 files changed, 24 insertions, 16 deletions
diff --git a/arch_init.c b/arch_init.c
index 9128be0b02..98daaf318c 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -371,6 +371,7 @@ int ram_load(QEMUFile *f, void *opaque, int version_id)
{
ram_addr_t addr;
int flags;
+ int error;
if (version_id < 3 || version_id > 4) {
return -EINVAL;
@@ -451,8 +452,9 @@ int ram_load(QEMUFile *f, void *opaque, int version_id)
qemu_get_buffer(f, host, TARGET_PAGE_SIZE);
}
- if (qemu_file_get_error(f)) {
- return -EIO;
+ error = qemu_file_get_error(f);
+ if (error) {
+ return error;
}
} while (!(flags & RAM_SAVE_FLAG_EOS));
diff --git a/block-migration.c b/block-migration.c
index 56907a664c..b8d19a1151 100644
--- a/block-migration.c
+++ b/block-migration.c
@@ -647,6 +647,7 @@ static int block_load(QEMUFile *f, void *opaque, int version_id)
uint8_t *buf;
int64_t total_sectors = 0;
int nr_sectors;
+ int ret;
do {
addr = qemu_get_be64(f);
@@ -655,7 +656,6 @@ static int block_load(QEMUFile *f, void *opaque, int version_id)
addr >>= BDRV_SECTOR_BITS;
if (flags & BLK_MIG_FLAG_DEVICE_BLOCK) {
- int ret;
/* get device name */
len = qemu_get_byte(f);
qemu_get_buffer(f, (uint8_t *)device_name, len);
@@ -705,8 +705,9 @@ static int block_load(QEMUFile *f, void *opaque, int version_id)
fprintf(stderr, "Unknown flags\n");
return -EINVAL;
}
- if (qemu_file_get_error(f)) {
- return -EIO;
+ ret = qemu_file_get_error(f);
+ if (ret != 0) {
+ return ret;
}
} while (!(flags & BLK_MIG_FLAG_EOS));
diff --git a/buffered_file.c b/buffered_file.c
index 41c659cbd8..fed9a227bb 100644
--- a/buffered_file.c
+++ b/buffered_file.c
@@ -71,9 +71,11 @@ static void buffered_append(QEMUFileBuffered *s,
static void buffered_flush(QEMUFileBuffered *s)
{
size_t offset = 0;
+ int error;
- if (qemu_file_get_error(s->file)) {
- DPRINTF("flush when error, bailing\n");
+ error = qemu_file_get_error(s->file);
+ if (error != 0) {
+ DPRINTF("flush when error, bailing: %s\n", strerror(-error));
return;
}
@@ -108,14 +110,15 @@ static void buffered_flush(QEMUFileBuffered *s)
static int buffered_put_buffer(void *opaque, const uint8_t *buf, int64_t pos, int size)
{
QEMUFileBuffered *s = opaque;
- int offset = 0;
+ int offset = 0, error;
ssize_t ret;
DPRINTF("putting %d bytes at %" PRId64 "\n", size, pos);
- if (qemu_file_get_error(s->file)) {
- DPRINTF("flush when error, bailing\n");
- return -EINVAL;
+ error = qemu_file_get_error(s->file);
+ if (error) {
+ DPRINTF("flush when error, bailing: %s\n", strerror(-error));
+ return error;
}
DPRINTF("unfreezing output\n");
@@ -192,14 +195,16 @@ static int buffered_close(void *opaque)
* The meaning of the return values is:
* 0: We can continue sending
* 1: Time to stop
- * -1: There has been an error
+ * negative: There has been an error
*/
static int buffered_rate_limit(void *opaque)
{
QEMUFileBuffered *s = opaque;
+ int ret;
- if (qemu_file_get_error(s->file)) {
- return -1;
+ ret = qemu_file_get_error(s->file);
+ if (ret) {
+ return ret;
}
if (s->freeze_output)
return 1;
diff --git a/savevm.c b/savevm.c
index 89147a6906..5b340b695f 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1885,8 +1885,8 @@ out:
g_free(le);
}
- if (qemu_file_get_error(f)) {
- ret = -EIO;
+ if (ret == 0) {
+ ret = qemu_file_get_error(f);
}
return ret;