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| author | Frank Sorenson <sorenson@redhat.com> | 2017-02-15 10:38:53 -0500 |
|---|---|---|
| committer | Steve Dickson <steved@redhat.com> | 2017-02-15 10:41:59 -0500 |
| commit | 0a4f5e4daccdeba767b9ef36e30efbd7fd9a76d8 (patch) | |
| tree | 6a9593df472bc669bf8418259e2e88a894e07f6b /utils/gssd/gssd_proc.c | |
| parent | 5ae8be8b6af1a0fdf2fa26051a05d4c04d028849 (diff) | |
| download | nfs-utils-0a4f5e4daccdeba767b9ef36e30efbd7fd9a76d8.tar.gz nfs-utils-0a4f5e4daccdeba767b9ef36e30efbd7fd9a76d8.tar.xz nfs-utils-0a4f5e4daccdeba767b9ef36e30efbd7fd9a76d8.zip | |
gssd: Duplicate the upcall string for error messages
strsep() modifies the input string, so error messages
may output only part of the upcall string.
Make a copy of the upcall string, and use that in any
error messages.
Signed-off-by: Frank Sorenson <sorenson@redhat.com>
Signed-off-by: Steve Dickson <steved@redhat.com>
Diffstat (limited to 'utils/gssd/gssd_proc.c')
| -rw-r--r-- | utils/gssd/gssd_proc.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c index 30c6ace..4fc81c3 100644 --- a/utils/gssd/gssd_proc.c +++ b/utils/gssd/gssd_proc.c @@ -729,10 +729,17 @@ handle_gssd_upcall(struct clnt_upcall_info *info) char *target = NULL; char *service = NULL; char *enctypes = NULL; + char *upcall_str; char *pbuf = info->lbuf; printerr(2, "\n%s: '%s' (%s)\n", __func__, info->lbuf, clp->relpath); + upcall_str = strdup(info->lbuf); + if (upcall_str == NULL) { + printerr(0, "ERROR: malloc failure\n"); + goto out_nomem; + } + while ((p = strsep(&pbuf, " "))) { if (!strncmp(p, "mech=", strlen("mech="))) mech = p + strlen("mech="); @@ -749,7 +756,7 @@ handle_gssd_upcall(struct clnt_upcall_info *info) if (!mech || strlen(mech) < 1) { printerr(0, "WARNING: handle_gssd_upcall: " "failed to find gss mechanism name " - "in upcall string '%s'\n", info->lbuf); + "in upcall string '%s'\n", upcall_str); goto out; } @@ -762,7 +769,7 @@ handle_gssd_upcall(struct clnt_upcall_info *info) if (!uidstr) { printerr(0, "WARNING: handle_gssd_upcall: " "failed to find uid " - "in upcall string '%s'\n", info->lbuf); + "in upcall string '%s'\n", upcall_str); goto out; } @@ -775,7 +782,7 @@ handle_gssd_upcall(struct clnt_upcall_info *info) if (target && strlen(target) < 1) { printerr(0, "WARNING: handle_gssd_upcall: " "failed to parse target name " - "in upcall string '%s'\n", info->lbuf); + "in upcall string '%s'\n", upcall_str); goto out; } @@ -790,7 +797,7 @@ handle_gssd_upcall(struct clnt_upcall_info *info) if (service && strlen(service) < 1) { printerr(0, "WARNING: handle_gssd_upcall: " "failed to parse service type " - "in upcall string '%s'\n", info->lbuf); + "in upcall string '%s'\n", upcall_str); goto out; } @@ -803,6 +810,8 @@ handle_gssd_upcall(struct clnt_upcall_info *info) do_error_downcall(clp->gssd_fd, uid, -EACCES); } out: + free(upcall_str); +out_nomem: free(info); return; } |