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authorMaciej W. Rozycki <macro@imgtec.com>2015-11-13 03:47:48 +0300
committerRalf Baechle <ralf@linux-mips.org>2016-01-20 02:39:20 +0300
commiteb4bc076ff94b82fce04f6db061de597f71bd129 (patch)
tree4ad6d924adc05ccaa546b7e536b939bfb5b34bdc /fs/binfmt_elf.c
parent90d53a91fbd0c5a0882c29fa4279a3d2d700c76d (diff)
downloadlinux-eb4bc076ff94b82fce04f6db061de597f71bd129.tar.xz
ELF: Also pass any interpreter's file header to `arch_check_elf'
Also pass any interpreter's file header to `arch_check_elf' so that any architecture handler can have a look at it if needed. Signed-off-by: Maciej W. Rozycki <macro@imgtec.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Cc: Matthew Fortune <Matthew.Fortune@imgtec.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/11478/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'fs/binfmt_elf.c')
-rw-r--r--fs/binfmt_elf.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 3a93755e880f..051ea4809c14 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 */
@@ -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;