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pam: Fix rhost string length check

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Benjamin Berg
2019-08-13 14:16:11 +02:00
parent c0ba475fbf
commit 96444b4156
1 changed files with 1 additions and 1 deletions
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2
pam/pam_fprintd.c
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@ -481,7 +481,7 @@ PAM_EXTERN int pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc,
* "localhost" if the host is local. * "localhost" if the host is local.
* We want to not run for known remote hosts */ * We want to not run for known remote hosts */
if (rhost != NULL && if (rhost != NULL &&
rhost != '\0' && *rhost != '\0' &&
strcmp (rhost, "localhost") != 0) { strcmp (rhost, "localhost") != 0) {
return PAM_AUTHINFO_UNAVAIL; return PAM_AUTHINFO_UNAVAIL;
} }