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-rw-r--r--fs/binfmt_flat.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 9d6625829b9..108d56bbd0d 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -77,8 +77,6 @@ static int load_flat_shared_library(int id, struct lib_info *p);
static int load_flat_binary(struct linux_binprm *, struct pt_regs * regs);
static int flat_core_dump(long signr, struct pt_regs * regs, struct file *file);
-extern void dump_thread(struct pt_regs *, struct user *);
-
static struct linux_binfmt flat_format = {
.module = THIS_MODULE,
.load_binary = load_flat_binary,
@@ -444,19 +442,22 @@ static int load_flat_file(struct linux_binprm * bprm,
flags = ntohl(hdr->flags);
rev = ntohl(hdr->rev);
- if (flags & FLAT_FLAG_KTRACE)
- printk("BINFMT_FLAT: Loading file: %s\n", bprm->filename);
-
- if (strncmp(hdr->magic, "bFLT", 4) ||
- (rev != FLAT_VERSION && rev != OLD_FLAT_VERSION)) {
+ if (strncmp(hdr->magic, "bFLT", 4)) {
/*
* because a lot of people do not manage to produce good
* flat binaries, we leave this printk to help them realise
* the problem. We only print the error if its not a script file
*/
if (strncmp(hdr->magic, "#!", 2))
- printk("BINFMT_FLAT: bad magic/rev (0x%x, need 0x%x)\n",
- rev, (int) FLAT_VERSION);
+ printk("BINFMT_FLAT: bad header magic\n");
+ return -ENOEXEC;
+ }
+
+ if (flags & FLAT_FLAG_KTRACE)
+ printk("BINFMT_FLAT: Loading file: %s\n", bprm->filename);
+
+ if (rev != FLAT_VERSION && rev != OLD_FLAT_VERSION) {
+ printk("BINFMT_FLAT: bad flat file version 0x%x (supported 0x%x and 0x%x)\n", rev, FLAT_VERSION, OLD_FLAT_VERSION);
return -ENOEXEC;
}