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authorJakub Kicinski <[email protected]>2021-08-26 13:45:47 -0700
committerJakub Kicinski <[email protected]>2021-08-26 17:57:57 -0700
commit97c78d0af55fff206947a5f2b85b690b5acf28ce (patch)
tree9799b7594e0f4429919882a684d36ba649e0408b /drivers/acpi/prmt.c
parentdeecae7d96843fceebae06445b3f4bf8cceca31a (diff)
parent73367f05b25dbd064061aee780638564d15b01d1 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/wwan/mhi_wwan_mbim.c - drop the extra arg. Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'drivers/acpi/prmt.c')
-rw-r--r--drivers/acpi/prmt.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/prmt.c b/drivers/acpi/prmt.c
index 31cf9aee5edd..1f6007abcf18 100644
--- a/drivers/acpi/prmt.c
+++ b/drivers/acpi/prmt.c
@@ -292,6 +292,12 @@ void __init init_prmt(void)
int mc = acpi_table_parse_entries(ACPI_SIG_PRMT, sizeof(struct acpi_table_prmt) +
sizeof (struct acpi_table_prmt_header),
0, acpi_parse_prmt, 0);
+ /*
+ * Return immediately if PRMT table is not present or no PRM module found.
+ */
+ if (mc <= 0)
+ return;
+
pr_info("PRM: found %u modules\n", mc);
status = acpi_install_address_space_handler(ACPI_ROOT_OBJECT,