[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] Fix memory leaks in ELF loader
From: |
Dirk Behme |
Subject: |
[Qemu-devel] [PATCH] Fix memory leaks in ELF loader |
Date: |
Mon, 01 May 2006 18:44:10 +0200 |
User-agent: |
Mozilla Thunderbird 1.0.7 (X11/20050923) |
Fix memory leaks in ELF loader.
Regards
Dirk
--- elf_ops.h_orig 2006-05-01 09:01:47.000000000 +0200
+++ elf_ops.h 2006-05-01 09:09:34.000000000 +0200
@@ -148,7 +148,7 @@ int glue(load_elf, SZ)(int fd, int64_t v
uint8_t *data = NULL;
if (read(fd, &ehdr, sizeof(ehdr)) != sizeof(ehdr))
- goto fail;
+ goto fail1;
if (must_swab) {
glue(bswap_ehdr, SZ)(&ehdr);
}
@@ -162,9 +162,9 @@ int glue(load_elf, SZ)(int fd, int64_t v
lseek(fd, ehdr.e_phoff, SEEK_SET);
phdr = qemu_mallocz(size);
if (!phdr)
- goto fail;
+ goto fail2;
if (read(fd, phdr, size) != size)
- goto fail;
+ goto fail2;
if (must_swab) {
for(i = 0; i < ehdr.e_phnum; i++) {
ph = &phdr[i];
@@ -181,9 +181,9 @@ int glue(load_elf, SZ)(int fd, int64_t v
data = qemu_mallocz(mem_size);
if (ph->p_filesz > 0) {
if (lseek(fd, ph->p_offset, SEEK_SET) < 0)
- goto fail;
+ goto fail3;
if (read(fd, data, ph->p_filesz) != ph->p_filesz)
- goto fail;
+ goto fail3;
}
addr = ph->p_vaddr + virt_to_phys_addend;
@@ -195,10 +195,13 @@ int glue(load_elf, SZ)(int fd, int64_t v
data = NULL;
}
}
+ qemu_free(phdr);
return total_size;
- fail:
+ fail3:
qemu_free(data);
+ fail2:
qemu_free(phdr);
+ fail1:
return -1;
}
- [Qemu-devel] [PATCH] Fix memory leaks in ELF loader,
Dirk Behme <=