X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fbinfmt_elf.c;h=40381df348697263027536cd182e4b1294052bd7;hb=5fba0925fd6b67d94181055b7222e3d934b4efee;hp=33b7235f853b2d46a7a685d805163d57ee0ef505;hpb=d6ee6f7e4c74d9a0fed7544f4d389bde004651d3;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 33b7235f853b..40381df34869 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -12,8 +12,6 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/fs.h>
-#include <linux/stat.h>
-#include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/mman.h>
 #include <linux/errno.h>
@@ -21,20 +19,15 @@
 #include <linux/binfmts.h>
 #include <linux/string.h>
 #include <linux/file.h>
-#include <linux/fcntl.h>
-#include <linux/ptrace.h>
 #include <linux/slab.h>
-#include <linux/shm.h>
 #include <linux/personality.h>
 #include <linux/elfcore.h>
 #include <linux/init.h>
 #include <linux/highuid.h>
-#include <linux/smp.h>
 #include <linux/compiler.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/security.h>
-#include <linux/syscalls.h>
 #include <linux/random.h>
 #include <linux/elf.h>
 #include <linux/utsname.h>
@@ -576,7 +569,6 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 	unsigned long error;
 	struct elf_phdr *elf_ppnt, *elf_phdata;
 	unsigned long elf_bss, elf_brk;
-	int elf_exec_fileno;
 	int retval, i;
 	unsigned int size;
 	unsigned long elf_entry;
@@ -631,12 +623,6 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 		goto out_free_ph;
 	}
 
-	retval = get_unused_fd();
-	if (retval < 0)
-		goto out_free_ph;
-	get_file(bprm->file);
-	fd_install(elf_exec_fileno = retval, bprm->file);
-
 	elf_ppnt = elf_phdata;
 	elf_bss = 0;
 	elf_brk = 0;
@@ -655,13 +641,13 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 			retval = -ENOEXEC;
 			if (elf_ppnt->p_filesz > PATH_MAX || 
 			    elf_ppnt->p_filesz < 2)
-				goto out_free_file;
+				goto out_free_ph;
 
 			retval = -ENOMEM;
 			elf_interpreter = kmalloc(elf_ppnt->p_filesz,
 						  GFP_KERNEL);
 			if (!elf_interpreter)
-				goto out_free_file;
+				goto out_free_ph;
 
 			retval = kernel_read(bprm->file, elf_ppnt->p_offset,
 					     elf_interpreter,
@@ -956,8 +942,6 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 
 	kfree(elf_phdata);
 
-	sys_close(elf_exec_fileno);
-
 	set_binfmt(&elf_format);
 
 #ifdef ARCH_HAS_SETUP_ADDITIONAL_PAGES
@@ -1028,8 +1012,6 @@ out_free_dentry:
 		fput(interpreter);
 out_free_interp:
 	kfree(elf_interpreter);
-out_free_file:
-	sys_close(elf_exec_fileno);
 out_free_ph:
 	kfree(elf_phdata);
 	goto out;