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-rw-r--r--target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k8
1 files changed, 7 insertions, 1 deletions
diff --git a/target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k b/target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k
index 0455ecbcd9..bed140ad95 100644
--- a/target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k
+++ b/target/linux/ar71xx/base-files/lib/preinit/82_patch_ath10k
@@ -6,12 +6,18 @@
do_patch_ath10k_firmware() {
local firmware_file="/lib/firmware/ath10k/QCA988X/hw2.0/firmware-3.bin"
+
+ # bail out if firmware does not exist
+ [ -f "$firmware_file" ] || {
+ return
+ }
+
local firmware_md5_orig="5163aa8de591f80b06c77f22e9777473"
local firmware_md5_current="$(md5sum $firmware_file)"
local firmware_md5_current="${firmware_md5_current%% *}"
# verify md5sum before patching
- [ "firmware_md5_orig" != "firmware_md5_current" ] || {
+ [ "$firmware_md5_orig" != "$firmware_md5_current" ] || {
return
}