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| author | Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2022-11-22 11:32:44 +0800 |
|---|---|---|
| committer | Jon Mason <jdmason@kudzu.us> | 2023-07-08 10:51:56 -0400 |
| commit | 2790143f09938776a3b4f69685b380bae8fd06c7 (patch) | |
| tree | da15825b939e81a4348debbf1af36a38aa5e1aa6 /drivers/ntb | |
| parent | 8623ccbfc55d962e19a3537652803676ad7acb90 (diff) | |
| download | lwn-2790143f09938776a3b4f69685b380bae8fd06c7.tar.gz lwn-2790143f09938776a3b4f69685b380bae8fd06c7.zip | |
NTB: ntb_tool: Add check for devm_kcalloc
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>
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/test/ntb_tool.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/ntb/test/ntb_tool.c b/drivers/ntb/test/ntb_tool.c index 5ee0afa621a9..eeeb4b1c97d2 100644 --- a/drivers/ntb/test/ntb_tool.c +++ b/drivers/ntb/test/ntb_tool.c @@ -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; |