X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=fs%2Fbinfmt_som.c;h=eff74b9c9e77cf8f0b933adb2addcc9aac899a46;hb=d4e935bd67ca05db4119b67801d9ece6ae139f05;hp=32b5d625ce9c7c311835139eea61e8b98896a7b1;hpb=6ab3d5624e172c553004ecc862bfeac16d9d68b7;p=safe%2Fjmp%2Flinux-2.6 diff --git a/fs/binfmt_som.c b/fs/binfmt_som.c index 32b5d62..eff74b9 100644 --- a/fs/binfmt_som.c +++ b/fs/binfmt_som.c @@ -43,7 +43,7 @@ static int load_som_library(struct file *); * don't even try. */ #if 0 -static int som_core_dump(long signr, struct pt_regs * regs); +static int som_core_dump(long signr, struct pt_regs *regs, unsigned long limit); #else #define som_core_dump NULL #endif @@ -188,7 +188,6 @@ out: static int load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs) { - int som_exec_fileno; int retval; unsigned int size; unsigned long som_entry; @@ -208,20 +207,17 @@ load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs) size = som_ex->aux_header_size; if (size > SOM_PAGESIZE) goto out; - hpuxhdr = (struct som_exec_auxhdr *) kmalloc(size, GFP_KERNEL); + hpuxhdr = kmalloc(size, GFP_KERNEL); if (!hpuxhdr) goto out; retval = kernel_read(bprm->file, som_ex->aux_header_location, (char *) hpuxhdr, size); - if (retval < 0) - goto out_free; -#error "Fix security hole before enabling me" - retval = get_unused_fd(); - if (retval < 0) + if (retval != size) { + if (retval >= 0) + retval = -EIO; goto out_free; - get_file(bprm->file); - fd_install(som_exec_fileno = retval, bprm->file); + } /* Flush all traces of the currently running executable */ retval = flush_old_exec(bprm); @@ -252,7 +248,7 @@ load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs) kfree(hpuxhdr); set_binfmt(&som_format); - compute_creds(bprm); + install_exec_creds(bprm); setup_arg_pages(bprm, STACK_TOP, EXSTACK_DEFAULT); create_som_tables(bprm); @@ -271,8 +267,6 @@ load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs) map_hpux_gateway_page(current,current->mm); start_thread_som(regs, som_entry, bprm->p); - if (current->ptrace & PT_PTRACED) - send_sig(SIGTRAP, current, 0); return 0; /* error cleanup */ @@ -305,3 +299,5 @@ static void __exit exit_som_binfmt(void) core_initcall(init_som_binfmt); module_exit(exit_som_binfmt); + +MODULE_LICENSE("GPL");