build: fix module symbol collection if build_dir is a symlink

[openwrt/openwrt.git] / include / kernel.mk

diff --git a/include/kernel.mk b/include/kernel.mk
index 92136f407abe50f96fb5a1cebc20f50874cdbb1f..8cb0defcb5948be0883bfdf69d61aad85d10d689 100644 (file)
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -135,7 +135,7 @@ endef
 
 define collect_module_symvers
        for subdir in $(PKG_EXTMOD_SUBDIRS); do \
-               grep -F $(PKG_BUILD_DIR) $(PKG_BUILD_DIR)/$$$$subdir/Module.symvers >> $(PKG_BUILD_DIR)/Module.symvers.tmp; \
+               grep -F $$$$(readlink -f $(PKG_BUILD_DIR)) $(PKG_BUILD_DIR)/$$$$subdir/Module.symvers >> $(PKG_BUILD_DIR)/Module.symvers.tmp; \
        done; \
        sort -u $(PKG_BUILD_DIR)/Module.symvers.tmp > $(PKG_BUILD_DIR)/Module.symvers; \
        mv $(PKG_BUILD_DIR)/Module.symvers $(PKG_INFO_DIR)/$(PKG_NAME).symvers