[PATCH AUTOSEL 4.4 60/60] scsi: acornscsi: Fix an error handling path in acornscsi_probe()
From: Sasha Levin <sashal@kernel.org>
Date: 2020-06-18 01:34:09
Also in:
linux-scsi, lkml, stable
Subsystem:
arm/riscpc architecture, scsi subsystem, the rest · Maintainers:
Russell King, "James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
From: Christophe JAILLET <redacted> [ Upstream commit 42c76c9848e13dbe0538d7ae0147a269dfa859cb ] 'ret' is known to be 0 at this point. Explicitly return -ENOMEM if one of the 'ecardm_iomap()' calls fail. Link: https://lore.kernel.org/r/20200530081622.577888-1-christophe.jaillet@wanadoo.fr (local) Fixes: e95a1b656a98 ("[ARM] rpc: acornscsi: update to new style ecard driver") Signed-off-by: Christophe JAILLET <redacted> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/scsi/arm/acornscsi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c
index deaaf84989cd..be595add8026 100644
--- a/drivers/scsi/arm/acornscsi.c
+++ b/drivers/scsi/arm/acornscsi.c@@ -2912,8 +2912,10 @@ static int acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id) ashost->base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); ashost->fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0); - if (!ashost->base || !ashost->fast) + if (!ashost->base || !ashost->fast) { + ret = -ENOMEM; goto out_put; + } host->irq = ec->irq; ashost->host = host;
--
2.25.1
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