Commit 2790143f authored by 蒋家盛's avatar 蒋家盛 Committed by Jon Mason
Browse files

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: 7f46c8b3 ("NTB: ntb_tool: Add full multi-port NTB API support")
Signed-off-by: default avatarJiasheng Jiang <jiasheng@iscas.ac.cn>
Reviewed-by: default avatarSerge Semin <fancer.lancer@gmail.com>
Reviewed-by: default avatarDave Jiang <dave.jiang@intel.com>
Signed-off-by: default avatarJon Mason <jdmason@kudzu.us>
parent 8623ccbf

drivers/ntb/test/ntb_tool.c

+2 −0
Original line number Diff line number Diff line
@@ -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;