[CIFS] Fix oops in cifs_readpages caused by not checking buf_type in an

error path of new cifs_readpages code.

Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 378095a442d0..77c990f0cb98 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1754,7 +1754,10 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
 
 /* need to free smb_read_data buf before exit */
         if (smb_read_data) {
-                cifs_buf_release(smb_read_data);
+                if(buf_type == CIFS_SMALL_BUFFER)
+                        cifs_small_buf_release(smb_read_data);
+                else if(buf_type == CIFS_LARGE_BUFFER)
+                        cifs_buf_release(smb_read_data);
                 smb_read_data = NULL;
         }