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-rw-r--r--libelf/elf_compress.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/libelf/elf_compress.c b/libelf/elf_compress.c
index 244467b5..e5d3d2e0 100644
--- a/libelf/elf_compress.c
+++ b/libelf/elf_compress.c
@@ -113,9 +113,8 @@ __libelf_compress (Elf_Scn *scn, size_t hsize, int ei_data,
int zrc = deflateInit (&z, Z_BEST_COMPRESSION);
if (zrc != Z_OK)
{
- free (out_buf);
__libelf_seterrno (ELF_E_COMPRESS_ERROR);
- return NULL;
+ return deflate_cleanup(NULL, NULL);
}
Elf_Data cdata;
@@ -197,13 +196,13 @@ __libelf_compress (Elf_Scn *scn, size_t hsize, int ei_data,
}
while (flush != Z_FINISH); /* More data blocks. */
- zrc = deflateEnd (&z);
- if (zrc != Z_OK)
+ if (zrc != Z_STREAM_END)
{
__libelf_seterrno (ELF_E_COMPRESS_ERROR);
return deflate_cleanup (NULL, NULL);
}
+ deflateEnd (&z);
*new_size = used;
return out_buf;
}
@@ -251,16 +250,15 @@ __libelf_decompress (void *buf_in, size_t size_in, size_t size_out)
}
zrc = inflateReset (&z);
}
- if (likely (zrc == Z_OK))
- zrc = inflateEnd (&z);
if (unlikely (zrc != Z_OK) || unlikely (z.avail_out != 0))
{
free (buf_out);
+ buf_out = NULL;
__libelf_seterrno (ELF_E_DECOMPRESS_ERROR);
- return NULL;
}
+ inflateEnd(&z);
return buf_out;
}