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block/iscsi: Document why we use raw malloc() 

In block/iscsi.c we use a raw malloc() call, which is unusual
given the project standard is to use the glib memory allocation
functions. Document why we do so, to avoid it being converted
to g_malloc() by mistake.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-ID: <20230727150705.2664464-1-peter.maydell@linaro.org>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Peter Maydell 2023-07-27 16:07:05 +01:00 committed by Kevin Wolf
parent b0a6620acf
commit 7966a36c83
1 changed files with 1 additions and 0 deletions
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block/iscsi.c
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@ -1058,6 +1058,7 @@ static BlockAIOCB *iscsi_aio_ioctl(BlockDriverState *bs,
return NULL; return NULL;
} }
/* Must use malloc(): this is freed via scsi_free_scsi_task() */
acb->task = malloc(sizeof(struct scsi_task)); acb->task = malloc(sizeof(struct scsi_task));
if (acb->task == NULL) { if (acb->task == NULL) {
error_report("iSCSI: Failed to allocate task for scsi command. %s", error_report("iSCSI: Failed to allocate task for scsi command. %s",