sftp: Do not overwrite errors set by channel functions

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit 3784226fd85bc1256ef927640f4d400348da038f)

1 files changed, 4 insertions, 1 deletions

diff --git a/src/sftp.c b/src/sftp.c
index 9dec687a..43eb1ad6 100644
--- a/src/sftp.c
+++ b/src/sftp.c
@@ -127,22 +127,26 @@ sftp_session sftp_new(ssh_session session)
 
     sftp->ext = sftp_ext_new();
     if (sftp->ext == NULL) {
+        ssh_set_error_oom(session);
         goto error;
     }
 
     sftp->read_packet = calloc(1, sizeof(struct sftp_packet_struct));
     if (sftp->read_packet == NULL) {
+        ssh_set_error_oom(session);
         goto error;
     }
 
     sftp->read_packet->payload = ssh_buffer_new();
     if (sftp->read_packet->payload == NULL) {
+        ssh_set_error_oom(session);
         goto error;
     }
 
     sftp->session = session;
     sftp->channel = ssh_channel_new(session);
     if (sftp->channel == NULL) {
+        ssh_set_error_oom(session);
         goto error;
     }
 
@@ -156,7 +160,6 @@ sftp_session sftp_new(ssh_session session)
 
     return sftp;
 error:
-    ssh_set_error_oom(session);
     if (sftp->ext != NULL) {
         sftp_ext_free(sftp->ext);
     }