diff options
Diffstat (limited to 'linux-user/flatload.c')
| -rw-r--r-- | linux-user/flatload.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/linux-user/flatload.c b/linux-user/flatload.c index a35a560904..10c529910f 100644 --- a/linux-user/flatload.c +++ b/linux-user/flatload.c @@ -224,8 +224,9 @@ static int decompress_exec( ret = bprm->file->f_op->read(bprm->file, buf, LBUFSIZE, &fpos); if (ret <= 0) break; - if (ret >= (unsigned long) -4096) + if (is_error(ret)) { break; + } len -= ret; strm.next_in = buf; @@ -283,8 +284,7 @@ calc_reloc(abi_ulong r, struct lib_info *p, int curid, int internalp) "in same module (%d != %d)\n", (unsigned) r, curid, id); goto failed; - } else if ( ! p[id].loaded && - load_flat_shared_library(id, p) > (unsigned long) -4096) { + } else if (!p[id].loaded && is_error(load_flat_shared_library(id, p))) { fprintf(stderr, "BINFMT_FLAT: failed to load library %d\n", id); goto failed; } @@ -523,9 +523,10 @@ static int load_flat_file(struct linux_binprm * bprm, fpos = 0; result = bprm->file->f_op->read(bprm->file, (char *) textpos, text_len, &fpos); - if (result < (unsigned long) -4096) + if (!is_error(result)) { result = decompress_exec(bprm, text_len, (char *) datapos, data_len + (relocs * sizeof(unsigned long)), 0); + } } else #endif @@ -693,8 +694,9 @@ static int load_flat_shared_library(int id, struct lib_info *libs) res = prepare_binprm(&bprm); - if (res <= (unsigned long)-4096) + if (!is_error(res)) { res = load_flat_file(&bprm, libs, id, NULL); + } if (bprm.file) { allow_write_access(bprm.file); fput(bprm.file); @@ -737,8 +739,9 @@ int load_flt_binary(struct linux_binprm *bprm, struct image_info *info) res = load_flat_file(bprm, libinfo, 0, &stack_len); - if (res > (unsigned long)-4096) + if (is_error(res)) { return res; + } /* Update data segment pointers for all libraries */ for (i=0; i<MAX_SHARED_LIBS; i++) { |