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hw/cxl: Fix CFMW config memory leak 

Allocate targets and targets[n] resources when all sanity checks are
passed to avoid memory leaks.

Cc: qemu-stable@nongnu.org
Suggested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
(cherry picked from commit 7b165fa164)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Li Zhijian 2023-09-04 14:28:03 +01:00 committed by Michael Tokarev
parent 19bbe3a6e9
commit 79f113448a
1 changed files with 6 additions and 6 deletions
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12
hw/cxl/cxl-host.c
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@ -39,12 +39,6 @@ static void cxl_fixed_memory_window_config(CXLState *cxl_state,
return;
}
fw->targets = g_malloc0_n(fw->num_targets, sizeof(*fw->targets));
for (i = 0, target = object->targets; target; i++, target = target->next) {
/* This link cannot be resolved yet, so stash the name for now */
fw->targets[i] = g_strdup(target->value);
}
if (object->size % (256 * MiB)) {
error_setg(errp,
"Size of a CXL fixed memory window must my a multiple of 256MiB");
@ -64,6 +58,12 @@ static void cxl_fixed_memory_window_config(CXLState *cxl_state,
fw->enc_int_gran = 0;
}
fw->targets = g_malloc0_n(fw->num_targets, sizeof(*fw->targets));
for (i = 0, target = object->targets; target; i++, target = target->next) {
/* This link cannot be resolved yet, so stash the name for now */
fw->targets[i] = g_strdup(target->value);
}
cxl_state->fixed_windows = g_list_append(cxl_state->fixed_windows,
g_steal_pointer(&fw));