From fb806b52acb047358a5b5a64ee39664de2448386 Mon Sep 17 00:00:00 2001 From: Dafna Hirschfeld Date: Thu, 19 May 2022 10:54:30 +0300 Subject: [PATCH] habanalabs: add terminating NULL to attrs arrays [ Upstream commit 78d503087be190eab36290644ccec050135e7c70 ] Arrays of struct attribute are expected to be NULL terminated. This is required by API methods such as device_add_groups. This fixes a crash when loading the driver for Goya device. Signed-off-by: Dafna Hirschfeld Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay Signed-off-by: Sasha Levin --- drivers/misc/habanalabs/common/sysfs.c | 2 ++ drivers/misc/habanalabs/gaudi/gaudi.c | 1 + drivers/misc/habanalabs/goya/goya_hwmgr.c | 2 ++ 3 files changed, 5 insertions(+) diff --git a/drivers/misc/habanalabs/common/sysfs.c b/drivers/misc/habanalabs/common/sysfs.c index 9ebeb18ab85e..da8181068895 100644 --- a/drivers/misc/habanalabs/common/sysfs.c +++ b/drivers/misc/habanalabs/common/sysfs.c @@ -73,6 +73,7 @@ static DEVICE_ATTR_RO(clk_cur_freq_mhz); static struct attribute *hl_dev_clk_attrs[] = { &dev_attr_clk_max_freq_mhz.attr, &dev_attr_clk_cur_freq_mhz.attr, + NULL, }; static ssize_t vrm_ver_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -93,6 +94,7 @@ static DEVICE_ATTR_RO(vrm_ver); static struct attribute *hl_dev_vrm_attrs[] = { &dev_attr_vrm_ver.attr, + NULL, }; static ssize_t uboot_ver_show(struct device *dev, struct device_attribute *attr, diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index fba322241096..25d735aee6a3 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -9187,6 +9187,7 @@ static DEVICE_ATTR_RO(infineon_ver); static struct attribute *gaudi_vrm_dev_attrs[] = { &dev_attr_infineon_ver.attr, + NULL, }; static void gaudi_add_device_attr(struct hl_device *hdev, struct attribute_group *dev_clk_attr_grp, diff --git a/drivers/misc/habanalabs/goya/goya_hwmgr.c b/drivers/misc/habanalabs/goya/goya_hwmgr.c index 6580fc6a486a..b595721751c1 100644 --- a/drivers/misc/habanalabs/goya/goya_hwmgr.c +++ b/drivers/misc/habanalabs/goya/goya_hwmgr.c @@ -359,6 +359,7 @@ static struct attribute *goya_clk_dev_attrs[] = { &dev_attr_pm_mng_profile.attr, &dev_attr_tpc_clk.attr, &dev_attr_tpc_clk_curr.attr, + NULL, }; static ssize_t infineon_ver_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -375,6 +376,7 @@ static DEVICE_ATTR_RO(infineon_ver); static struct attribute *goya_vrm_dev_attrs[] = { &dev_attr_infineon_ver.attr, + NULL, }; void goya_add_device_attr(struct hl_device *hdev, struct attribute_group *dev_clk_attr_grp,