bnxt_en: fix memory leak in bnxt_nvm_test()

Free the kzalloc'ed buffer before returning in the success path. Fixes: 5b6ff12 ("bnxt_en: implement callbacks for devlink selftests") Signed-off-by: Vikas Gupta <[email protected]> Signed-off-by: Michael Chan <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
josf · Oct 19, 2022 · ba077d6 · ba077d6
1 parent 1ca6952
commit ba077d6
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -613,6 +613,7 @@ static int bnxt_dl_reload_up(struct devlink *dl, enum devlink_reload_action acti
 
 static bool bnxt_nvm_test(struct bnxt *bp, struct netlink_ext_ack *extack)
 {
+	bool rc = false;
 	u32 datalen;
 	u16 index;
 	u8 *buf;
@@ -632,20 +633,20 @@ static bool bnxt_nvm_test(struct bnxt *bp, struct netlink_ext_ack *extack)
 
 	if (bnxt_get_nvram_item(bp->dev, index, 0, datalen, buf)) {
 		NL_SET_ERR_MSG_MOD(extack, "nvm test vpd read error");
-		goto err;
+		goto done;
 	}
 
 	if (bnxt_flash_nvram(bp->dev, BNX_DIR_TYPE_VPD, BNX_DIR_ORDINAL_FIRST,
 			     BNX_DIR_EXT_NONE, 0, 0, buf, datalen)) {
 		NL_SET_ERR_MSG_MOD(extack, "nvm test vpd write error");
-		goto err;
+		goto done;
 	}
 
-	return true;
+	rc = true;
 
-err:
+done:
 	kfree(buf);
-	return false;
+	return rc;
 }
 
 static bool bnxt_dl_selftest_check(struct devlink *dl, unsigned int id,