diff options
| author | Bob Peterson <rpeterso@redhat.com> | 2019-08-13 16:25:15 +0300 |
|---|---|---|
| committer | Andreas Gruenbacher <agruenba@redhat.com> | 2019-09-03 10:42:41 +0300 |
| commit | 98fb057487a806303f93db3e0f746525ea487c59 (patch) | |
| tree | 9d21f612318b21ab8fc40ec3c429a41c938a4333 /fs/gfs2/util.c | |
| parent | 8c5ca11710b67b5f76b08d4bb25a576e3513a678 (diff) | |
| download | linux-98fb057487a806303f93db3e0f746525ea487c59.tar.xz | |
gfs2: Fix possible fs name overflows
This patch fixes three places in which temporary character buffers
could overflow due to the addition of the file system id from patch
3792ce973f07. Thanks to Dan Carpenter for pointing it out.
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/gfs2/util.c')
| -rw-r--r-- | fs/gfs2/util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c index 83f6c582773a..c45159133d8e 100644 --- a/fs/gfs2/util.c +++ b/fs/gfs2/util.c @@ -178,7 +178,7 @@ int gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, int cluster_wide, const char *function, char *file, unsigned int line) { struct gfs2_sbd *sdp = rgd->rd_sbd; - char fs_id_buf[GFS2_FSNAME_LEN + 3 * sizeof(int) + 2]; + char fs_id_buf[sizeof(sdp->sd_fsname) + 7]; int rv; sprintf(fs_id_buf, "fsid=%s: ", sdp->sd_fsname); |