kabi-dw/fix-ns-on-ET_DYN.patch
Čestmír Kalina e0cca855e9 Fix ET_DYN vmlinux namespace support
Signed-off-by: Čestmír Kalina <ckalina@redhat.com>
2022-01-31 18:22:52 +01:00

36 lines
939 B
Diff

--- kabi-dw-973fee0f575cc530347bac7f906e7967d4399735.orig/ksymtab.c 2022-01-10 16:09:27.000000000 +0100
+++ kabi-dw-973fee0f575cc530347bac7f906e7967d4399735.new/ksymtab.c 2022-01-31 17:34:13.122000000 +0100
@@ -155,6 +155,20 @@
goto out;
}
+ switch (ehdr->e_type) {
+ case ET_EXEC:
+ case ET_DYN:
+ case ET_REL:
+ break;
+ default:
+ printf("Unsupported object filetype of %s: %d\n", filename,
+ ehdr->e_type);
+ free(ehdr);
+ (void) elf_end(elf);
+ (void) close(fd);
+ goto out;
+ }
+
/*
* Get section index of the string table associated with the section
* headers in the ELF file.
@@ -427,7 +441,10 @@
name += strlen(STRTAB_NS_PREFIX);
ns = (char *) ctx->ksymtab_raw;
- ns += (ctx->e_type == ET_EXEC) ? value - ctx->sh_addr : value;
+ if (ctx->e_type == ET_EXEC || ctx->e_type == ET_DYN)
+ ns += value - ctx->sh_addr;
+ else if (ctx->e_type == ET_REL)
+ ns += value;
if (!strlen(ns))
return;