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| author | djm@openbsd.org <djm@openbsd.org> | 2023-01-11 06:39:38 +0100 |
|---|---|---|
| committer | Darren Tucker <dtucker@dtucker.net> | 2023-01-13 04:06:33 +0100 |
| commit | 93fc7c576563e3d88a1dc019dd213f65607784cc (patch) | |
| tree | 056670691134cbb340579b6aba8f757314e2c931 /sftp-client.c | |
| parent | upstream: ignore bogus upload/download buffer lengths in the limits (diff) | |
| download | openssh-93fc7c576563e3d88a1dc019dd213f65607784cc.tar.xz openssh-93fc7c576563e3d88a1dc019dd213f65607784cc.zip | |
upstream: clamp the minimum buffer lengths and number of inflight
requests too
OpenBSD-Commit-ID: c4965f62fa0ba850940fd66ae3f60cf516bbcd56
Diffstat (limited to 'sftp-client.c')
| -rw-r--r-- | sftp-client.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sftp-client.c b/sftp-client.c index 0a5bf03de..e01464818 100644 --- a/sftp-client.c +++ b/sftp-client.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sftp-client.c,v 1.167 2023/01/11 05:36:50 djm Exp $ */ +/* $OpenBSD: sftp-client.c,v 1.168 2023/01/11 05:39:38 djm Exp $ */ /* * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> * @@ -570,6 +570,8 @@ do_init(int fd_in, int fd_out, u_int transfer_buflen, u_int num_requests, SFTP_MAX_MSG_LENGTH - 1024); ret->upload_buflen = MINIMUM(limits.write_length, SFTP_MAX_MSG_LENGTH - 1024); + ret->download_buflen = MAXIMUM(ret->download_buflen, 64); + ret->upload_buflen = MAXIMUM(ret->upload_buflen, 64); debug3("server upload/download buffer sizes " "%llu / %llu; using %u / %u", (unsigned long long)limits.write_length, @@ -581,6 +583,8 @@ do_init(int fd_in, int fd_out, u_int transfer_buflen, u_int num_requests, if (num_requests == 0 && limits.open_handles) { ret->num_requests = MINIMUM(DEFAULT_NUM_REQUESTS, limits.open_handles); + if (ret->num_requests == 0) + ret->num_requests = 1; debug3("server handle limit %llu; using %u", (unsigned long long)limits.open_handles, ret->num_requests); |