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Plug a memory leak.

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This commit is contained in:
Xin LI 2013-07-02 17:34:34 +00:00
parent a559a5a94f
commit 1bf9e66cbc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=252514
1 changed files with 7 additions and 0 deletions
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7
sbin/swapon/swapon.c
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@ -491,6 +491,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (!qflag)
warnx("%s: Device already in use",
vnodefile);
free(vnodefile);
return (NULL);
}
error = run_cmd(&fd, "%s -a -t vnode -n -f %s",
@ -498,6 +499,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (error) {
warnx("mdconfig (attach) error: file=%s",
vnodefile);
free(vnodefile);
return (NULL);
}
sfd = fdopen(fd, "r");
@ -537,6 +539,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (!qflag)
warnx("md%d on %s: Device already "
"in use", mdunit, vnodefile);
free(vnodefile);
return (NULL);
}
error = run_cmd(NULL, "%s -a -t vnode -u %d -f %s",
@ -544,6 +547,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (error) {
warnx("mdconfig (attach) error: "
"md%d on file=%s", mdunit, vnodefile);
free(vnodefile);
return (NULL);
}
}
@ -557,6 +561,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (!qflag)
warnx("md on %s: Device not found",
vnodefile);
free(vnodefile);
return (NULL);
}
sfd = fdopen(fd, "r");
@ -599,6 +604,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
if (!qflag)
warnx("md%d on %s: Device not found",
mdunit, vnodefile);
free(vnodefile);
return (NULL);
}
}
@ -622,6 +628,7 @@ swap_on_off_md(const char *name, char *mntops, int doingall)
fclose(sfd);
if (fd != -1)
close(fd);
free(vnodefile);
return (ret);
}