public
/
slock-bgimage
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Only check errno if getpwuid() fails 

Checking errno otherwise is unspecified.
This commit is contained in:
sin 2014-07-09 14:40:49 +01:00
parent 9db14b10dd
commit 8745098fa4
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
slock.c
View File

@ -67,10 +67,12 @@ getpw(void) { /* only run as root */
errno = 0;
pw = getpwuid(getuid());
if (errno)
die("slock: getpwuid: %s\n", strerror(errno));
else if (!pw)
die("slock: cannot retrieve password entry (make sure to suid or sgid slock)\n");
if (!pw) {
if (errno)
die("slock: getpwuid: %s\n", strerror(errno));
else
die("slock: cannot retrieve password entry (make sure to suid or sgid slock)\n");
}
endpwent();
rval = pw->pw_passwd;