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Fix a few things spotted by the gcc-6 sanitizer. Needs review.

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Markus F.X.J. Oberhumer
2016-09-21 00:35:51 +02:00
parent ffa0efc898
commit 1bb0fa1809
3 changed files with 9 additions and 2 deletions
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src/p_lx_elf.cpp
+6
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@@ -230,6 +230,7 @@ PackLinuxElf32::PackLinuxElf32help1(InputFile *f)
if (f && Elf32_Ehdr::ET_DYN!=e_type) {
unsigned const len = sz_phdrs + e_phoff;
assert(file_image == NULL);
file_image = New(char, len);
f->seek(0, SEEK_SET);
f->readx(file_image, len);
@@ -237,6 +238,7 @@ PackLinuxElf32::PackLinuxElf32help1(InputFile *f)
}
if (f && Elf32_Ehdr::ET_DYN==e_type) {
// The DT_STRTAB has no designated length. Read the whole file.
assert(file_image == NULL);
file_image = New(char, file_size);
f->seek(0, SEEK_SET);
f->readx(file_image, file_size);
@@ -600,6 +602,7 @@ PackLinuxElf64::PackLinuxElf64help1(InputFile *f)
if (f && Elf64_Ehdr::ET_DYN!=e_type) {
unsigned const len = sz_phdrs + e_phoff;
assert(file_image == NULL);
file_image = New(char, len);
f->seek(0, SEEK_SET);
f->readx(file_image, len);
@@ -607,6 +610,7 @@ PackLinuxElf64::PackLinuxElf64help1(InputFile *f)
}
if (f && Elf64_Ehdr::ET_DYN==e_type) {
// The DT_STRTAB has no designated length. Read the whole file.
assert(file_image == NULL);
file_image = New(char, file_size);
f->seek(0, SEEK_SET);
f->readx(file_image, file_size);
@@ -1662,6 +1666,7 @@ PackLinuxElf64ppcle::canPack()
if (Elf32_Ehdr::ET_DYN==get_te16(&ehdr->e_type)) {
// The DT_STRTAB has no designated length. Read the whole file.
assert(file_image == NULL);
file_image = New(char, file_size);
fi->seek(0, SEEK_SET);
fi->readx(file_image, file_size);
@@ -1837,6 +1842,7 @@ PackLinuxElf64amd::canPack()
if (Elf32_Ehdr::ET_DYN==get_te16(&ehdr->e_type)) {
// The DT_STRTAB has no designated length. Read the whole file.
assert(file_image == NULL);
file_image = New(char, file_size);
fi->seek(0, SEEK_SET);
fi->readx(file_image, file_size);