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NTB: ntb_tool: Add check for devm_kcalloc

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[ Upstream commit 2790143f09938776a3b4f69685b380bae8fd06c7 ]

As the devm_kcalloc may return NULL pointer,
it should be better to add check for the return
value, as same as the others.

Fixes: 7f46c8b3a552 ("NTB: ntb_tool: Add full multi-port NTB API support")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jiasheng Jiang 2022-11-22 11:32:44 +08:00 committed by Greg Kroah-Hartman
parent 0aa187a999
commit 1d63fdf6d3
1 changed files with 2 additions and 0 deletions
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2
drivers/ntb/test/ntb_tool.c
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@ -998,6 +998,8 @@ static int tool_init_mws(struct tool_ctx *tc)
tc->peers[pidx].outmws =
devm_kcalloc(&tc->ntb->dev, tc->peers[pidx].outmw_cnt,
sizeof(*tc->peers[pidx].outmws), GFP_KERNEL);
if (tc->peers[pidx].outmws == NULL)
return -ENOMEM;
for (widx = 0; widx < tc->peers[pidx].outmw_cnt; widx++) {
tc->peers[pidx].outmws[widx].pidx = pidx;