Messages in this thread Patch in this message | | | From | Vasyl Gomonovych <> | Subject | [PATCH] ACPI: APEI: Check NULL argument in exported symbol | Date | Thu, 23 Sep 2021 12:56:10 -0700 |
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Exported symbol apei_hest_parse is external API and should check pointer argument
Signed-off-by: Vasyl Gomonovych <vgomonovych@marvell.com> --- drivers/acpi/apei/hest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c index 277f00b288d1..9f5c334c7c88 100644 --- a/drivers/acpi/apei/hest.c +++ b/drivers/acpi/apei/hest.c @@ -91,7 +91,7 @@ int apei_hest_parse(apei_hest_func_t func, void *data) struct acpi_hest_header *hest_hdr; int i, rc, len; - if (hest_disable || !hest_tab) + if (hest_disable || !hest_tab || !func) return -EINVAL; hest_hdr = (struct acpi_hest_header *)(hest_tab + 1); -- 2.17.1
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