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author | Chen Gang <gang.chen.5i5j@gmail.com> | 2014-08-07 15:36:36 +0930 |
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committer | Alan Modra <amodra@gmail.com> | 2014-08-07 15:41:46 +0930 |
commit | 7f59d2acb6971695c36a73ce4a061cdc4b892f29 (patch) | |
tree | 674cdd394f9b1c524fd01ed866e7eab59934a243 /bfd | |
parent | db7129469b10a701659f0e38e3edeb2191236831 (diff) | |
download | gdb-7f59d2acb6971695c36a73ce4a061cdc4b892f29.zip gdb-7f59d2acb6971695c36a73ce4a061cdc4b892f29.tar.gz gdb-7f59d2acb6971695c36a73ce4a061cdc4b892f29.tar.bz2 |
Ensure coff-ppc local symbols are zero terminated
* coff-ppc.c (coff_ppc_relocate_section): Ensure local symbols are
zero terminated.
Diffstat (limited to 'bfd')
-rw-r--r-- | bfd/ChangeLog | 5 | ||||
-rw-r--r-- | bfd/coff-ppc.c | 19 |
2 files changed, 16 insertions, 8 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index edbcffa..d85f409 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2014-08-07 Chen Gang <gang.chen.5i5j@gmail.com> + + * coff-ppc.c (coff_ppc_relocate_section): Ensure local symbols are + zero terminated. + 2014-08-07 H.J. Lu <hongjiu.lu@intel.com> Alan Modra <amodra@gmail.com> diff --git a/bfd/coff-ppc.c b/bfd/coff-ppc.c index 3c39afa..32d3012 100644 --- a/bfd/coff-ppc.c +++ b/bfd/coff-ppc.c @@ -1073,10 +1073,11 @@ coff_ppc_relocate_section (bfd *output_bfd, { /* It is a file local symbol. */ int *local_toc_table; - const char *name; + char name[SYMNMLEN + 1]; sym = syms + symndx; - name = sym->_n._n_name; + strncpy (name, sym->_n._n_name, SYMNMLEN); + name[SYMNMLEN] = '\0'; local_toc_table = obj_coff_local_toc_table(input_bfd); our_toc_offset = local_toc_table[symndx]; @@ -1225,9 +1226,14 @@ coff_ppc_relocate_section (bfd *output_bfd, case IMAGE_REL_PPC_ABSOLUTE: { const char *my_name; + char buf[SYMNMLEN + 1]; if (h == 0) - my_name = (syms+symndx)->_n._n_name; + { + strncpy (buf, (syms+symndx)->_n._n_name, SYMNMLEN); + buf[SYMNMLEN] = '\0'; + my_name = buf; + } else my_name = h->root.root.root.string; @@ -1288,11 +1294,8 @@ coff_ppc_relocate_section (bfd *output_bfd, } if (h == 0) - { - /* It is a file local symbol. */ - sym = syms + symndx; - name = sym->_n._n_name; - } + /* It is a file local symbol. */ + sym = syms + symndx; else { char *target = 0; |