[source] kernel: add missing config symbol for linux 3.18

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/1c8d155142b7089b7b85bc35fb6c4f8e7af444dc

commit 1c8d155142b7089b7b85bc35fb6c4f8e7af444dc
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Wed Feb 22 23:20:30 2017 +0100

    kernel: add missing config symbol for linux 3.18
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 target/linux/generic/config-3.18 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/generic/config-3.18 b/target/linux/generic/config-3.18
index 93f1d23..8103cab 100644
--- a/target/linux/generic/config-3.18
+++ b/target/linux/generic/config-3.18
@@ -2275,6 +2275,7 @@ CONFIG_MTD_SPLIT=y
 CONFIG_MTD_SPLIT_FIRMWARE_NAME="firmware"
 # CONFIG_MTD_SPLIT_FIT_FW is not set
 # CONFIG_MTD_SPLIT_LZMA_FW is not set
+# CONFIG_MTD_SPLIT_MINOR_FW is not set
 # CONFIG_MTD_SPLIT_SEAMA_FW is not set
 CONFIG_MTD_SPLIT_SQUASHFS_ROOT=y
 CONFIG_MTD_SPLIT_SUPPORT=y