silence fchown warning

[pam_pcsc_cr.git] / authfile.c

diff --git a/authfile.c b/authfile.c
index 923cb8824fb31db39089e451edb95120de02d780..c43b2d655b0a6f2ee1d7640b648b0cc0cf9f35c7 100644 (file)
--- a/authfile.c
+++ b/authfile.c
@@ -136,6 +136,7 @@ struct _auth_obj authfile(const char *tokenid,
        FILE *fp = NULL;
        char *fn, *nfn;
        int fnl;
        FILE *fp = NULL;
        char *fn, *nfn;
        int fnl;

+       struct stat st = {0};

        char *buf = NULL;
        struct {
                const char *tokenid;
        char *buf = NULL;
        struct {
                const char *tokenid;


@@ -159,10 +160,7 @@ struct _auth_obj authfile(const char *tokenid,
        snprintf(nfn, fnl+32, "%s.%d.%ld", fn, (int)getpid(), (long)time(NULL));
        fp = fopen(fn, "r");
        if (fp) {
        snprintf(nfn, fnl+32, "%s.%d.%ld", fn, (int)getpid(), (long)time(NULL));
        fp = fopen(fn, "r");
        if (fp) {

-               struct stat st;
-               int fd = fileno(fp);
-
-               if (fstat(fd, &st)) st.st_size = 2047;
+               if (fstat(fileno(fp), &st)) st.st_size = 2047;

                if (st.st_size > 2047) st.st_size = 2047;
                buf = alloca(st.st_size + 1);
                if (!fgets(buf, st.st_size + 1, fp)) {
                if (st.st_size > 2047) st.st_size = 2047;
                buf = alloca(st.st_size + 1);
                if (!fgets(buf, st.st_size + 1, fp)) {


@@ -225,6 +223,9 @@ struct _auth_obj authfile(const char *tokenid,
                        ret.err = strerror(errno);
                }
                fprintf(fp, "\n");
                        ret.err = strerror(errno);
                }
                fprintf(fp, "\n");

+               if (st.st_uid || st.st_gid) {
+                       if (fchown(fileno(fp), st.st_uid, st.st_gid)) /*ign*/;
+               }

                if (fclose(fp) < 0) {
                        ret.err = strerror(errno);
                }
                if (fclose(fp) < 0) {
                        ret.err = strerror(errno);
                }