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mtd: hyperbus: rpc-if: Check return value of rpcif_sw_init()

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[ Upstream commit 981387ed06b96908223a607f5fba6efa42728fc2 ]

rpcif_sw_init() can fail so make sure we check the return value
of it and on error exit rpcif_hb_probe() callback with error code.

Fixes: 5de15b610f78 ("mtd: hyperbus: add Renesas RPC-IF driver")
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20211025205631.21151-5-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Lad Prabhakar 2021-10-25 21:56:28 +01:00 committed by Greg Kroah-Hartman
parent 77d19bad30
commit 6b3a83a450
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/hyperbus/rpc-if.c
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@ -124,7 +124,9 @@ static int rpcif_hb_probe(struct platform_device *pdev)
if (!hyperbus)
return -ENOMEM;
rpcif_sw_init(&hyperbus->rpc, pdev->dev.parent);
error = rpcif_sw_init(&hyperbus->rpc, pdev->dev.parent);
if (error)
return error;
platform_set_drvdata(pdev, hyperbus);