newgrp: check result from getgrnam() more carefully
Signed-off-by: Karel Zak <kzak@redhat.com>
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@ -78,8 +78,12 @@ main(int argc, char *argv[])
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exit(1);
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exit(1);
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}
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}
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} else {
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} else {
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errno = 0;
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if (!(gr_entry = getgrnam(argv[1]))) {
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if (!(gr_entry = getgrnam(argv[1]))) {
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perror(_("newgrp: No such group."));
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if (errno)
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perror(_("newgrp: No such group.")); /* error */
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else
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fprintf(stderr, "%s\n", _("newgrp: No such group.")); /* no group */
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exit(1);
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exit(1);
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} else {
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} else {
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if(allow_setgid(pw_entry, gr_entry)) {
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if(allow_setgid(pw_entry, gr_entry)) {
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