Fix the following build error when do 'make htmldocs': DOCPROC Documentation/DocBook/debugobjects.xml exec /scripts/kernel-doc: No such file or directory exec /scripts/kernel-doc: No such file or directory
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| @@ -385,7 +385,7 @@ int main(int argc, char *argv[]) · 384 unmodified lines | ||
| 385 | 385 | if (!srctree) |
| 386 | 386 | srctree = getcwd(NULL, 0); |
| 387 | 387 | kernsrctree = getenv("KBUILD_SRC"); |
| 388 | − if (!kernsrctree) | |
| 388 | + if (!kernsrctree || !*kernsrctree) | |
| 389 | 389 | kernsrctree = srctree; |
| 390 | 390 | if (argc != 3) { |
| 391 | 391 | usage(); |