[PATCH] iwlwifi: prevent memory leak

[Navid Emamdoost]

In alloc_sgtable if alloc_page fails, along with releasing previously
allocated pages, the allocated table should be released too.

Signed-off-by: Navid Emamdoost <navid.emamdo...@gmail.com>
---
 drivers/net/wireless/intel/iwlwifi/fw/dbg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c 
b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index 5c8602de9168..87421807e040 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -646,6 +646,7 @@ static struct scatterlist *alloc_sgtable(int size)
                                if (new_page)
                                        __free_page(new_page);
                        }
+                       kfree(table);
                        return NULL;
                }
                alloc_size = min_t(int, size, PAGE_SIZE);
-- 
2.17.1