diff options
Diffstat (limited to 'fs/smb/client/fs_context.c')
| -rw-r--r-- | fs/smb/client/fs_context.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c index b90cc918de7a..d2e291ef104e 100644 --- a/fs/smb/client/fs_context.c +++ b/fs/smb/client/fs_context.c @@ -1299,6 +1299,11 @@ static int smb3_fs_context_parse_param(struct fs_context *fc, ctx->closetimeo = HZ * result.uint_32; break; case Opt_echo_interval: + if (result.uint_32 < SMB_ECHO_INTERVAL_MIN || + result.uint_32 > SMB_ECHO_INTERVAL_MAX) { + cifs_errorf(fc, "echo interval is out of bounds\n"); + goto cifs_parse_mount_err; + } ctx->echo_interval = result.uint_32; break; case Opt_snapshot: |