This patch removes these smatch warnings from dgap_driver.c:

redundant null check on dgap_config_buf calling kfree()
redundant null check on brd->flipbuf calling kfree()
redundant null check on brd->flipflagbuf calling kfree()

Signed-off-by: Lidza Louina <lidza.lou...@gmail.com>
---
 drivers/staging/dgap/dgap_driver.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/dgap/dgap_driver.c 
b/drivers/staging/dgap/dgap_driver.c
index 65d7ee0..c0dd119 100644
--- a/drivers/staging/dgap/dgap_driver.c
+++ b/drivers/staging/dgap/dgap_driver.c
@@ -416,8 +416,7 @@ void dgap_cleanup_module(void)
                unregister_chrdev(DIGI_DGAP_MAJOR, "dgap");
        }
 
-       if (dgap_config_buf)
-               kfree(dgap_config_buf);
+       kfree(dgap_config_buf);
 
        for (i = 0; i < dgap_NumBoards; ++i) {
                dgap_remove_ports_sysfiles(dgap_Board[i]);
@@ -484,10 +483,8 @@ static void dgap_cleanup_board(struct board_t *brd)
                }
        }
 
-       if (brd->flipbuf)
-               kfree(brd->flipbuf);
-       if (brd->flipflagbuf)
-               kfree(brd->flipflagbuf);
+       kfree(brd->flipbuf);
+       kfree(brd->flipflagbuf);
 
        dgap_Board[brd->boardnum] = NULL;
 
-- 
1.8.1.2

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