38 lines
1.1 KiB
Diff
38 lines
1.1 KiB
Diff
diff --git a/lsusb-t.c b/lsusb-t.c
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index a07c902..92a9830 100644
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--- a/lsusb-t.c
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+++ b/lsusb-t.c
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@@ -335,9 +335,7 @@ static void add_usb_interface(const char *d_name)
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l = snprintf(driver, MY_PATH_MAX, "%s/%s/driver", sys_bus_usb_devices, d_name);
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if (l > 0 && l < MY_PATH_MAX) {
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l = readlink(driver, driver, MY_PATH_MAX);
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- if (l < 0)
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- perror(d_name);
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- else {
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+ if (l >= 0) {
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if (l < MY_PATH_MAX - 1)
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driver[l] = '\0';
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else
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@@ -400,9 +398,7 @@ static void add_usb_device(const char *d_name)
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l = snprintf(driver, MY_PATH_MAX, "%s/%s/driver", sys_bus_usb_devices, d_name);
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if (l > 0 && l < MY_PATH_MAX) {
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l = readlink(driver, driver, MY_PATH_MAX);
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- if (l < 0)
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- perror(d_name);
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- else {
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+ if (l >= 0) {
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if (l < MY_PATH_MAX - 1)
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driver[l] = '\0';
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else
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@@ -423,9 +419,7 @@ static void get_roothub_driver(struct usbbusnode *b, const char *d_name)
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l = snprintf(path, MY_PATH_MAX, "%s/%s/../driver", sys_bus_usb_devices, d_name);
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if (l > 0 && l < MY_PATH_MAX) {
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l = readlink(path, path, MY_PATH_MAX);
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- if (l < 0)
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- perror(d_name);
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- else {
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+ if (l >= 0) {
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if (l < MY_PATH_MAX - 1)
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path[l] = '\0';
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else
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