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Use correct type when casting d_tag.

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Andreas Schwab 2010-01-18 07:24:09 -08:00 committed by Ulrich Drepper
parent 7a033a828d
commit db07e962b6
2 changed files with 13 additions and 5 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2010-01-18 Andreas Schwab <schwab@redhat.com>
* elf/dynamic-link.h (elf_get_dynamic_info): Use correct type when
casting d_tag.
* elf/dynamic-link.h (elf_get_dynamic_info): Ignore negative
dynamic entry types.

15
elf/dynamic-link.h
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@ -103,6 +103,11 @@ elf_get_dynamic_info (struct link_map *l, ElfW(Dyn) *temp)
{
ElfW(Dyn) *dyn = l->l_ld;
ElfW(Dyn) **info;
#if __ELF_NATIVE_CLASS == 32
typedef Elf32_Word d_tag_utype;
#elif __ELF_NATIVE_CLASS == 64
typedef Elf64_Xword d_tag_utype;
#endif
#ifndef RTLD_BOOTSTRAP
if (dyn == NULL)
@ -113,20 +118,20 @@ elf_get_dynamic_info (struct link_map *l, ElfW(Dyn) *temp)
while (dyn->d_tag != DT_NULL)
{
if ((Elf32_Word) dyn->d_tag < DT_NUM)
if ((d_tag_utype) dyn->d_tag < DT_NUM)
info[dyn->d_tag] = dyn;
else if (dyn->d_tag >= DT_LOPROC &&
dyn->d_tag < DT_LOPROC + DT_THISPROCNUM)
info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
else if ((Elf32_Word) DT_VERSIONTAGIDX (dyn->d_tag) < DT_VERSIONTAGNUM)
else if ((d_tag_utype) DT_VERSIONTAGIDX (dyn->d_tag) < DT_VERSIONTAGNUM)
info[VERSYMIDX (dyn->d_tag)] = dyn;
else if ((Elf32_Word) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)
else if ((d_tag_utype) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)
info[DT_EXTRATAGIDX (dyn->d_tag) + DT_NUM + DT_THISPROCNUM
+ DT_VERSIONTAGNUM] = dyn;
else if ((Elf32_Word) DT_VALTAGIDX (dyn->d_tag) < DT_VALNUM)
else if ((d_tag_utype) DT_VALTAGIDX (dyn->d_tag) < DT_VALNUM)
info[DT_VALTAGIDX (dyn->d_tag) + DT_NUM + DT_THISPROCNUM
+ DT_VERSIONTAGNUM + DT_EXTRANUM] = dyn;
else if ((Elf32_Word) DT_ADDRTAGIDX (dyn->d_tag) < DT_ADDRNUM)
else if ((d_tag_utype) DT_ADDRTAGIDX (dyn->d_tag) < DT_ADDRNUM)
info[DT_ADDRTAGIDX (dyn->d_tag) + DT_NUM + DT_THISPROCNUM
+ DT_VERSIONTAGNUM + DT_EXTRANUM + DT_VALNUM] = dyn;
++dyn;