path: root/arch/x86_64/reloc.h
diff options
authorRich Felker <>2014-06-16 03:09:07 -0400
committerRich Felker <>2014-06-16 03:09:07 -0400
commitbfa09700b927c99cff5263483c1d7a4d1fe766e5 (patch)
tree2cb41b425402212a2916e00d3108edd045552664 /arch/x86_64/reloc.h
parent4e5c7a2176773c9a1564c6603240337b3ad6b496 (diff)
dynamic linker: permit error returns from arch-specific reloc function
the immediate motivation is supporting TLSDESC relocations which require allocation and thus may fail (unless we pre-allocate), but this mechanism should also be used for throwing an error on unsupported or invalid relocation types, and perhaps in certain cases, for reporting when a relocation is not satisfiable.
Diffstat (limited to 'arch/x86_64/reloc.h')
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86_64/reloc.h b/arch/x86_64/reloc.h
index 28cf7cc1..30f65614 100644
--- a/arch/x86_64/reloc.h
+++ b/arch/x86_64/reloc.h
@@ -7,7 +7,7 @@
#define IS_COPY(x) ((x)==R_X86_64_COPY)
#define IS_PLT(x) ((x)==R_X86_64_JUMP_SLOT)
-static inline void do_single_reloc(
+static inline int do_single_reloc(
struct dso *self, unsigned char *base_addr,
size_t *reloc_addr, int type, size_t addend,
Sym *sym, size_t sym_size,
@@ -43,4 +43,5 @@ static inline void do_single_reloc(
: 0 - self->tls_offset) + addend;
+ return 0;