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dump: Remove the section if when calculating the memory offset 

When s->shdr_num is 0 we'll add 0 bytes of section headers which is
equivalent to not adding section headers but with the multiplication
we can remove a if/else.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220330123603.107120-5-frankja@linux.ibm.com>
This commit is contained in:
Janosch Frank 2022-03-30 12:35:58 +00:00 committed by Marc-André Lureau
parent 862a395858
commit 344107e07b
1 changed files with 8 additions and 16 deletions
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24
dump/dump.c
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@ -1817,23 +1817,15 @@ static void dump_init(DumpState *s, int fd, bool has_format,
}
if (s->dump_info.d_class == ELFCLASS64) {
if (s->shdr_num) {
s->memory_offset = sizeof(Elf64_Ehdr) +
sizeof(Elf64_Phdr) * s->phdr_num +
sizeof(Elf64_Shdr) * s->shdr_num + s->note_size;
} else {
s->memory_offset = sizeof(Elf64_Ehdr) +
sizeof(Elf64_Phdr) * s->phdr_num + s->note_size;
}
s->memory_offset = sizeof(Elf64_Ehdr) +
sizeof(Elf64_Phdr) * s->phdr_num +
sizeof(Elf64_Shdr) * s->shdr_num +
s->note_size;
} else {
if (s->shdr_num) {
s->memory_offset = sizeof(Elf32_Ehdr) +
sizeof(Elf32_Phdr) * s->phdr_num +
sizeof(Elf32_Shdr) * s->shdr_num + s->note_size;
} else {
s->memory_offset = sizeof(Elf32_Ehdr) +
sizeof(Elf32_Phdr) * s->phdr_num + s->note_size;
}
s->memory_offset = sizeof(Elf32_Ehdr) +
sizeof(Elf32_Phdr) * s->phdr_num +
sizeof(Elf32_Shdr) * s->shdr_num +
s->note_size;
}
return;