1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index c3728163be46..b3bc30b4292b 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -128,7 +128,7 @@ struct iwl_drv {
         const struct iwl_cfg *cfg;
 
         int fw_index;                   /* firmware we're trying to load */
-        char firmware_name[25];         /* name of firmware file to load */
+        char firmware_name[32];         /* name of firmware file to load */
 
         struct completion request_firmware_complete;
 
@@ -237,7 +237,8 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
                 return -ENOENT;
         }
 
-        sprintf(drv->firmware_name, "%s%s%s", name_pre, tag, ".ucode");
+        snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode",
+                 name_pre, tag);
 
         IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n",
                        (drv->fw_index == UCODE_EXPERIMENTAL_INDEX)