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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /fs/binfmt_elf.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'fs/binfmt_elf.c')
-rw-r--r--fs/binfmt_elf.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 3a93755e8..7d914c67a 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -491,6 +491,7 @@ static inline int arch_elf_pt_proc(struct elfhdr *ehdr,
* arch_check_elf() - check an ELF executable
* @ehdr: The main ELF header
* @has_interp: True if the ELF has an interpreter, else false.
+ * @interp_ehdr: The interpreter's ELF header
* @state: Architecture-specific state preserved throughout the process
* of loading the ELF.
*
@@ -502,6 +503,7 @@ static inline int arch_elf_pt_proc(struct elfhdr *ehdr,
* with that return code.
*/
static inline int arch_check_elf(struct elfhdr *ehdr, bool has_interp,
+ struct elfhdr *interp_ehdr,
struct arch_elf_state *state)
{
/* Dummy implementation, always proceed */
@@ -651,7 +653,7 @@ static unsigned long randomize_stack_top(unsigned long stack_top)
if ((current->flags & PF_RANDOMIZE) &&
!(current->personality & ADDR_NO_RANDOMIZE)) {
- random_variable = (unsigned long) get_random_int();
+ random_variable = get_random_long();
random_variable &= STACK_RND_MASK;
random_variable <<= PAGE_SHIFT;
}
@@ -829,7 +831,9 @@ static int load_elf_binary(struct linux_binprm *bprm)
* still possible to return an error to the code that invoked
* the exec syscall.
*/
- retval = arch_check_elf(&loc->elf_ex, !!interpreter, &arch_state);
+ retval = arch_check_elf(&loc->elf_ex,
+ !!interpreter, &loc->interp_elf_ex,
+ &arch_state);
if (retval)
goto out_free_dentry;