Thread (2 messages) 2 messages, 2 authors, 2021-06-01
STALE1861d

[PATCH] ACPI: APEI: ERST: Fix missing error code in erst_init()

From: Jiapeng Chong <hidden>
Date: 2021-06-01 11:06:12
Also in: lkml
Subsystem: acpi, acpi apei, pstore filesystem, the rest · Maintainers: "Rafael J. Wysocki", Kees Cook, Linus Torvalds

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'rc'.

Eliminate the follow smatch warning:

drivers/acpi/apei/erst.c:1114 erst_init() warn: missing error code 'rc'.

Reported-by: Abaci Robot <redacted>
Signed-off-by: Jiapeng Chong <redacted>
---
 drivers/acpi/apei/erst.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 242f3c2..492d499 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -1110,9 +1110,10 @@ static int __init erst_init(void)
 
 	status = acpi_get_table(ACPI_SIG_ERST, 0,
 				(struct acpi_table_header **)&erst_tab);
-	if (status == AE_NOT_FOUND)
+	if (status == AE_NOT_FOUND) {
+		rc = -EINVAL;
 		goto err;
-	else if (ACPI_FAILURE(status)) {
+	} else if (ACPI_FAILURE(status)) {
 		const char *msg = acpi_format_exception(status);
 		pr_err("Failed to get table, %s\n", msg);
 		rc = -EINVAL;
-- 
1.8.3.1
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