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--- busybox-1.13.2/modutils/modutils-24.c Sat Nov 29 07:48:56 2008
+++ busybox-1.13.2-modprobe/modutils/modutils-24.c Sun Feb 1 00:08:26 2009
@@ -2150,7 +2150,7 @@
sec->name = name;
sec->idx = newidx;
if (size)
- sec->contents = xmalloc(size);
+ sec->contents = xzalloc(size);
obj_insert_section_load_order(f, sec);
@@ -2165,7 +2165,7 @@
int newidx = f->header.e_shnum++;
struct obj_section *sec;
- f->sections = xrealloc(f->sections, (newidx + 1) * sizeof(sec));
+ f->sections = xrealloc_vector(f->sections, 2, newidx);
f->sections[newidx] = sec = arch_new_section();
sec->header.sh_type = SHT_PROGBITS;
@@ -2175,7 +2175,7 @@
sec->name = name;
sec->idx = newidx;
if (size)
- sec->contents = xmalloc(size);
+ sec->contents = xzalloc(size);
sec->load_next = f->load_order;
f->load_order = sec;
@@ -2571,8 +2571,7 @@
/* Collect the modules' symbols. */
if (nmod) {
- ext_modules = modules = xmalloc(nmod * sizeof(*modules));
- memset(modules, 0, nmod * sizeof(*modules));
+ ext_modules = modules = xzalloc(nmod * sizeof(*modules));
for (i = 0, mn = module_names, m = modules;
i < nmod; ++i, ++m, mn += strlen(mn) + 1) {
struct new_module_info info;
@@ -2652,13 +2651,14 @@
}
-static void new_create_this_module(struct obj_file *f, const char *m_name)
+static void new_create_this_module(struct obj_file *f, const char *m_name)
{
struct obj_section *sec;
sec = obj_create_alloced_section_first(f, ".this", tgt_sizeof_long,
sizeof(struct new_module));
- memset(sec->contents, 0, sizeof(struct new_module));
+ /* done by obj_create_alloced_section_first: */
+ /*memset(sec->contents, 0, sizeof(struct new_module));*/
obj_add_symbol(f, SPFX "__this_module", -1,
ELF_ST_INFO(STB_LOCAL, STT_OBJECT), sec->idx, 0,
@@ -2965,9 +2965,9 @@
if (i == f->header.e_shnum) {
struct obj_section *sec;
+ f->header.e_shnum++;
f->sections = xrealloc_vector(f->sections, 2, i);
f->sections[i] = sec = arch_new_section();
- f->header.e_shnum = i + 1;
sec->header.sh_type = SHT_PROGBITS;
sec->header.sh_flags = SHF_WRITE | SHF_ALLOC;
@@ -3006,12 +3006,9 @@
for (i = 0; i < f->header.e_shnum; ++i) {
struct obj_section *s = f->sections[i];
if (s->header.sh_type == SHT_NOBITS) {
+ s->contents = NULL;
if (s->header.sh_size != 0)
- s->contents = memset(xmalloc(s->header.sh_size),
- 0, s->header.sh_size);
- else
- s->contents = NULL;
-
+ s->contents = xzalloc(s->header.sh_size);
s->header.sh_type = SHT_PROGBITS;
}
}
@@ -3275,14 +3272,13 @@
case SHT_SYMTAB:
case SHT_STRTAB:
case SHT_RELM:
+ sec->contents = NULL;
if (sec->header.sh_size > 0) {
- sec->contents = xmalloc(sec->header.sh_size);
+ sec->contents = xzalloc(sec->header.sh_size);
fseek(fp, sec->header.sh_offset, SEEK_SET);
if (fread(sec->contents, sec->header.sh_size, 1, fp) != 1) {
bb_perror_msg_and_die("error reading ELF section data");
}
- } else {
- sec->contents = NULL;
}
break;
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