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authorLinus Torvalds <torvalds@linux-foundation.org>2024-01-18 11:43:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-01-18 11:43:55 -0800
commit8c94ccc7cd691472461448f98e2372c75849406c (patch)
treed3907cad2a1fbbbcf71847274fdbdcf5a2aeb9a2 /drivers/usb/gadget/configfs.c
parentbd736f38c014ba70ba7ec3bdc6af6fe5368d6612 (diff)
parent933bb7b878ddd0f8c094db45551a7daddf806e00 (diff)
Merge tag 'usb-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB / Thunderbolt updates from Greg KH: "Here is the big set of USB and Thunderbolt changes for 6.8-rc1. Included in here are the following: - Thunderbolt subsystem and driver updates for USB 4 hardware and issues reported by real devices - xhci driver updates - dwc3 driver updates - uvc_video gadget driver updates - typec driver updates - gadget string functions cleaned up - other small changes All of these have been in the linux-next tree for a while with no reported issues" * tag 'usb-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (169 commits) usb: typec: tipd: fix use of device-specific init function usb: typec: tipd: Separate reset for TPS6598x usb: mon: Fix atomicity violation in mon_bin_vma_fault usb: gadget: uvc: Remove nested locking usb: gadget: uvc: Fix use are free during STREAMOFF usb: typec: class: fix typec_altmode_put_partner to put plugs dt-bindings: usb: dwc3: Limit num-hc-interrupters definition dt-bindings: usb: xhci: Add num-hc-interrupters definition xhci: add support to allocate several interrupters USB: core: Use device_driver directly in struct usb_driver and usb_device_driver arm64: dts: mediatek: mt8195: Add 'rx-fifo-depth' for cherry usb: xhci-mtk: fix a short packet issue of gen1 isoc-in transfer dt-bindings: usb: mtk-xhci: add a property for Gen1 isoc-in transfer issue arm64: dts: qcom: msm8996: Remove PNoC clock from MSS arm64: dts: qcom: msm8996: Remove AGGRE2 clock from SLPI arm64: dts: qcom: msm8998: Remove AGGRE2 clock from SLPI arm64: dts: qcom: msm8939: Drop RPM bus clocks arm64: dts: qcom: sdm630: Drop RPM bus clocks arm64: dts: qcom: qcs404: Drop RPM bus clocks arm64: dts: qcom: msm8996: Drop RPM bus clocks ...
Diffstat (limited to 'drivers/usb/gadget/configfs.c')
-rw-r--r--drivers/usb/gadget/configfs.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 4c639e9ddedc..ce3cfa1f36f5 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -606,10 +606,11 @@ static struct config_group *function_make(
char *instance_name;
int ret;
- ret = snprintf(buf, MAX_NAME_LEN, "%s", name);
- if (ret >= MAX_NAME_LEN)
+ if (strlen(name) >= MAX_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
+ scnprintf(buf, MAX_NAME_LEN, "%s", name);
+
func_name = buf;
instance_name = strchr(func_name, '.');
if (!instance_name) {
@@ -701,10 +702,12 @@ static struct config_group *config_desc_make(
int ret;
gi = container_of(group, struct gadget_info, configs_group);
- ret = snprintf(buf, MAX_NAME_LEN, "%s", name);
- if (ret >= MAX_NAME_LEN)
+
+ if (strlen(name) >= MAX_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
+ scnprintf(buf, MAX_NAME_LEN, "%s", name);
+
num_str = strchr(buf, '.');
if (!num_str) {
pr_err("Unable to locate . in name.bConfigurationValue\n");
@@ -812,7 +815,7 @@ static ssize_t gadget_string_s_show(struct config_item *item, char *page)
struct gadget_string *string = to_gadget_string(item);
int ret;
- ret = snprintf(page, sizeof(string->string), "%s\n", string->string);
+ ret = sysfs_emit(page, "%s\n", string->string);
return ret;
}