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authorRalph Wuerthner <ralph.wuerthner@de.ibm.com>2013-07-10 15:52:06 +0200
committerKarolin Seeger <kseeger@samba.org>2013-09-06 10:48:38 +0200
commit25fbcedf3d60cc979fb906fa8fe067a989ed19e4 (patch)
treeb8e9701442ec858fae09e146228ace07e942ec35
parent342afeefbe1786021ce5127284bee3f29808bb4c (diff)
downloadsamba-25fbcedf3d60cc979fb906fa8fe067a989ed19e4.tar.gz
s3:smbd: allow info class SMB_QUERY_FS_VOLUME_INFO to return partial data
Reviewed-by: Jeremy Allison <jra@samba.org> Reviewed-by: Volker Lendecke <Volker.Lendecke@SerNet.DE> (cherry picked from commit ec46f6b91941e38dd92f8e0fb0f278592e3157b6)
-rw-r--r--source3/smbd/trans2.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index 4dd40ad26c9..2d4b15d5663 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -3232,6 +3232,12 @@ cBytesSector=%u, cUnitTotal=%u, cUnitAvail=%d\n", (unsigned int)st.st_ex_dev, (u
DEBUG(5,("smbd_do_qfsinfo : SMB_QUERY_FS_VOLUME_INFO namelen = %d, vol=%s serv=%s\n",
(int)strlen(vname),vname,
lp_servicename(talloc_tos(), snum)));
+ if (max_data_bytes >= 24 && data_len > max_data_bytes) {
+ /* the client only requested a portion of the
+ volume label */
+ data_len = max_data_bytes;
+ status = STATUS_BUFFER_OVERFLOW;
+ }
break;
case SMB_QUERY_FS_SIZE_INFO: