Revert "Cap the maximum SFTP write value to 32768 bytes"

This bug will now be fixed in curl as part of the upstream
PR: 35eb2614d8
This reverts commit 0e94b4d5ee.
Related: RHEL-5485

libssh.spec

@@ -1,6 +1,6 @@
 Name:           libssh
 Version:        0.9.6
-Release:        13%{?dist}
+Release:        12%{?dist}
 Summary:        A library implementing the SSH protocol
 License:        LGPLv2+
 URL:            http://www.libssh.org
@@ -17,7 +17,6 @@ Patch2:         null_dereference_rekey.patch
 Patch3:         auth_bypass.patch
 Patch4:         fix_tests.patch
 Patch5:         covscan23.patch
-Patch6:         sftp_write_cap.patch
 
 BuildRequires:  cmake
 BuildRequires:  doxygen
@@ -146,10 +145,6 @@ popd
 %attr(0644,root,root) %config(noreplace) %{_sysconfdir}/libssh/libssh_server.config
 
 %changelog
-* Wed Sep 20 2023 Sahana Prasad <sahana@redhat.com> - 0.9.6-13
-- Cap the maximum SFTP write value to 32768 bytes
-- Resolves: RHEL-5485
-
 * Mon May 15 2023 Norbert Pocs <npocs@redhat.com> - 0.9.6-12
 - Fix loglevel regression
 - Related: rhbz#2182251, rhbz#2189742

sftp_write_cap.patch

@@ -1,34 +0,0 @@
-diff -up libssh-0.10.4/include/libssh/sftp.h-cap libssh-0.10.4/include/libssh/sftp.h
---- libssh-0.10.4/include/libssh/sftp.h-cap	2023-09-19 11:28:41.304353437 +0200
-+++ libssh-0.10.4/include/libssh/sftp.h	2023-09-19 11:34:20.828666252 +0200
-@@ -550,6 +550,10 @@ LIBSSH_API int sftp_async_read(sftp_file
- /**
-  * @brief Write to a file using an opened sftp file handle.
-  *
-+ * The maximum size of the SFTP packet payload is 32768 bytes so the count
-+ * parameter is capped at this value. This is low-level function so it does not
-+ * try to send more than this amount of data.
-+ *
-  * @param file          Open sftp file handle to write to.
-  *
-  * @param buf           Pointer to buffer to write data.
-diff -up libssh-0.10.4/src/sftp.c-cap libssh-0.10.4/src/sftp.c
---- libssh-0.10.4/src/sftp.c-cap	2023-09-19 11:29:02.897569013 +0200
-+++ libssh-0.10.4/src/sftp.c	2023-09-19 11:30:36.827506743 +0200
-@@ -2179,6 +2179,16 @@ ssize_t sftp_write(sftp_file file, const
- 
-   id = sftp_get_new_id(file->sftp);
- 
-+  /* limit the writes to the maximum specified in Section 3 of
-+   * https://datatracker.ietf.org/doc/html/draft-ietf-secsh-filexfer-02
-+   *
-+   * FIXME: This value should be adjusted to the value from the
-+   * limits@openssh.com extension if supported
-+   * TODO: We should iterate over the blocks rather than writing less than
-+   * requested to provide less surprises to the calling applications.
-+   */
-+  count = count > 32768 ? 32768 : count;
-+
-   rc = ssh_buffer_pack(buffer,
-                        "dSqdP",
-                        id,