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-rw-r--r--fs/cifs/smb2pdu.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 50811a7dc0e0..0af87bd0dc49 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -2816,6 +2816,7 @@ query_info(const unsigned int xid, struct cifs_tcon *tcon,
int resp_buftype = CIFS_NO_BUFFER;
struct cifs_ses *ses = tcon->ses;
int flags = 0;
+ bool allocated = false;
cifs_dbg(FYI, "Query Info\n");
@@ -2855,14 +2856,21 @@ query_info(const unsigned int xid, struct cifs_tcon *tcon,
"Error %d allocating memory for acl\n",
rc);
*dlen = 0;
+ rc = -ENOMEM;
goto qinf_exit;
}
+ allocated = true;
}
}
rc = smb2_validate_and_copy_iov(le16_to_cpu(rsp->OutputBufferOffset),
le32_to_cpu(rsp->OutputBufferLength),
&rsp_iov, min_len, *data);
+ if (rc && allocated) {
+ kfree(*data);
+ *data = NULL;
+ *dlen = 0;
+ }
qinf_exit:
SMB2_query_info_free(&rqst);