Remove null ptr check before kfree because kfree is null ptr safe.
Issue found by checkpatch.

Signed-off-by: Sumit Kumar <sumit686...@example.com>
---
 drivers/staging/gasket/gasket_page_table.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/gasket/gasket_page_table.c 
b/drivers/staging/gasket/gasket_page_table.c
index d4c5f8a..bd921dc 100644
--- a/drivers/staging/gasket/gasket_page_table.c
+++ b/drivers/staging/gasket/gasket_page_table.c
@@ -1328,10 +1328,8 @@ int gasket_alloc_coherent_memory(struct gasket_dev 
*gasket_dev, u64 size,
                                  num_pages * PAGE_SIZE, mem, handle);
        }
 
-       if (gasket_dev->page_table[index]->coherent_pages) {
-               kfree(gasket_dev->page_table[index]->coherent_pages);
-               gasket_dev->page_table[index]->coherent_pages = NULL;
-       }
+       kfree(gasket_dev->page_table[index]->coherent_pages);
+       gasket_dev->page_table[index]->coherent_pages = NULL;
        gasket_dev->page_table[index]->num_coherent_pages = 0;
        return -ENOMEM;
 }
-- 
2.7.4

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