shaba/systemd
1
0
Fork 0
mirror of https://github.com/systemd/systemd.git synced 2024-10-30 23:21:22 +03:00
Code

udev-event: drop unused assignments

Browse Source 
clang's static analyzer reports:
  Value stored to 'l' is never read
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2021-07-19 15:39:56 +02:00 committed by Luca Boccassi
parent 2d302d88e4
commit 971f369761
1 changed files with 20 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
src/udev/udev-event.c
View File

@ -247,13 +247,13 @@ static ssize_t udev_event_subst_format(
r = sd_device_get_devpath(dev, &val);
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_KERNEL:
r = sd_device_get_sysname(dev, &val);
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_KERNEL_NUMBER:
r = sd_device_get_sysnum(dev, &val);
@ -261,7 +261,7 @@ static ssize_t udev_event_subst_format(
goto null_terminate;
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_ID:
if (!event->dev_parent)
@ -269,7 +269,7 @@ static ssize_t udev_event_subst_format(
r = sd_device_get_sysname(event->dev_parent, &val);
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_DRIVER:
if (!event->dev_parent)
@ -279,7 +279,7 @@ static ssize_t udev_event_subst_format(
goto null_terminate;
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_MAJOR:
case FORMAT_SUBST_MINOR: {
@ -288,7 +288,7 @@ static ssize_t udev_event_subst_format(
r = sd_device_get_devnum(dev, &devnum);
if (r < 0 && r != -ENOENT)
return r;
l = strpcpyf(&s, l, "%u", r < 0 ? 0 : type == FORMAT_SUBST_MAJOR ? major(devnum) : minor(devnum));
strpcpyf(&s, l, "%u", r < 0 ? 0 : type == FORMAT_SUBST_MAJOR ? major(devnum) : minor(devnum));
break;
}
case FORMAT_SUBST_RESULT: {
@ -307,7 +307,7 @@ static ssize_t udev_event_subst_format(
}
if (index == 0)
l = strpcpy(&s, l, event->program_result);
strpcpy(&s, l, event->program_result);
else {
const char *start, *p;
unsigned i;
@ -329,11 +329,11 @@ static ssize_t udev_event_subst_format(
start = p;
/* %c{2+} copies the whole string from the second part on */
if (has_plus)
l = strpcpy(&s, l, start);
strpcpy(&s, l, start);
else {
while (*p && !strchr(WHITESPACE, *p))
p++;
l = strnpcpy(&s, l, start, p - start);
strnpcpy(&s, l, start, p - start);
}
}
break;
@ -367,7 +367,7 @@ static ssize_t udev_event_subst_format(
count = udev_replace_chars(vbuf, UDEV_ALLOWED_CHARS_INPUT);
if (count > 0)
log_device_debug(dev, "%i character(s) replaced", count);
l = strpcpy(&s, l, vbuf);
strpcpy(&s, l, vbuf);
break;
}
case FORMAT_SUBST_PARENT:
@ -381,7 +381,7 @@ static ssize_t udev_event_subst_format(
goto null_terminate;
if (r < 0)
return r;
l = strpcpy(&s, l, val + STRLEN("/dev/"));
strpcpy(&s, l, val + STRLEN("/dev/"));
break;
case FORMAT_SUBST_DEVNODE:
r = sd_device_get_devname(dev, &val);
@ -389,34 +389,34 @@ static ssize_t udev_event_subst_format(
goto null_terminate;
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
case FORMAT_SUBST_NAME:
if (event->name)
l = strpcpy(&s, l, event->name);
strpcpy(&s, l, event->name);
else if (sd_device_get_devname(dev, &val) >= 0)
l = strpcpy(&s, l, val + STRLEN("/dev/"));
strpcpy(&s, l, val + STRLEN("/dev/"));
else {
r = sd_device_get_sysname(dev, &val);
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
}
break;
case FORMAT_SUBST_LINKS:
FOREACH_DEVICE_DEVLINK(dev, val)
if (s == dest)
l = strpcpy(&s, l, val + STRLEN("/dev/"));
strpcpy(&s, l, val + STRLEN("/dev/"));
else
l = strpcpyl(&s, l, " ", val + STRLEN("/dev/"), NULL);
strpcpyl(&s, l, " ", val + STRLEN("/dev/"), NULL);
if (s == dest)
goto null_terminate;
break;
case FORMAT_SUBST_ROOT:
l = strpcpy(&s, l, "/dev");
strpcpy(&s, l, "/dev");
break;
case FORMAT_SUBST_SYS:
l = strpcpy(&s, l, "/sys");
strpcpy(&s, l, "/sys");
break;
case FORMAT_SUBST_ENV:
if (isempty(attr))
@ -426,7 +426,7 @@ static ssize_t udev_event_subst_format(
goto null_terminate;
if (r < 0)
return r;
l = strpcpy(&s, l, val);
strpcpy(&s, l, val);
break;
default:
assert_not_reached("Unknown format substitution type");