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ocf: add check ctx.

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Check ocf_cache_get_priv return value if returns NULL, just exit.
To avoid error.

Signed-off-by: yidong0635 <dongx.yi@intel.com>
Change-Id: Id94c4faa537f19ce9b657fbfe82ba76e2a414125
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4436
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
This commit is contained in:
yidong0635 2020-09-28 12:57:40 -04:00 committed by Tomasz Zawadzki
parent 4cade5a73c
commit a1b31293e8
1 changed files with 3 additions and 0 deletions
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3
module/bdev/ocf/volume.c
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@ -231,6 +231,9 @@ prepare_submit(struct ocf_io *io)
cache = ocf_queue_get_cache(q); cache = ocf_queue_get_cache(q);
cctx = ocf_cache_get_priv(cache); cctx = ocf_cache_get_priv(cache);
if (cctx == NULL) {
return -EFAULT;
}
if (q == cctx->cleaner_queue || q == cctx->mngt_queue) { if (q == cctx->cleaner_queue || q == cctx->mngt_queue) {
io_ctx->ch = base->management_channel; io_ctx->ch = base->management_channel;