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Fix a memory leak in addgroup() by ensuring the allocated memory

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is freed if an error occurs.

PR:		bin/161510
MFC after:	4 weeks
This commit is contained in:
ghelmer 2012-01-05 23:08:11 +00:00
parent cb04d194f4
commit 47061c1fd8
1 changed files with 5 additions and 5 deletions
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10
usr.bin/newgrp/newgrp.c
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@ -190,7 +190,7 @@ addgroup(const char *grpname)
err(1, "malloc");
if ((ngrps = getgroups(ngrps_max, (gid_t *)grps)) < 0) {
warn("getgroups");
return;
goto end;
}
/* Remove requested gid from supp. list if it exists. */
@ -204,7 +204,7 @@ addgroup(const char *grpname)
if (setgroups(ngrps, (const gid_t *)grps) < 0) {
PRIV_END;
warn("setgroups");
return;
goto end;
}
PRIV_END;
}
@ -213,7 +213,7 @@ addgroup(const char *grpname)
if (setgid(grp->gr_gid)) {
PRIV_END;
warn("setgid");
return;
goto end;
}
PRIV_END;
grps[0] = grp->gr_gid;
@ -228,12 +228,12 @@ addgroup(const char *grpname)
if (setgroups(ngrps, (const gid_t *)grps)) {
PRIV_END;
warn("setgroups");
return;
goto end;
}
PRIV_END;
}
}
end:
free(grps);
}