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elf: Do not add a copy of _dl_find_object to libc.so

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This reduces code size and dependencies on ld.so internals from
libc.so.

Fixes commit f4c142bb9f
("arm: Use _dl_find_object on __gnu_Unwind_Find_exidx (BZ 31405)").

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer
2025-02-01 12:37:58 +01:00
parent cf51d18b9d
commit 96429bcc91
4 changed files with 6 additions and 7 deletions
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3
sysdeps/arm/find_exidx.c
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@ -15,6 +15,7 @@
License along with the GNU C Library. If not, see
<https://www.gnu.org/licenses/>. */
#include <ldsodefs.h>
#include <link.h>
/* Find the exception index table containing PC. */
@ -23,7 +24,7 @@ _Unwind_Ptr
__gnu_Unwind_Find_exidx (_Unwind_Ptr pc, int * pcount)
{
struct dl_find_object data;
if (__dl_find_object ((void *) pc, &data) < 0)
if (GLRO(dl_find_object) ((void *) pc, &data) < 0)
return 0;
*pcount = data.dlfo_eh_count;
return (_Unwind_Ptr) data.dlfo_eh_frame;