get rid of pt_regs argument of ->load_binary()

Signed-off-by: Al Viro <[email protected]>
avsm · Nov 29, 2012 · 71613c3 · 71613c3
1 parent 3c456bf
commit 71613c3
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Showing 12 changed files with 25 additions and 20 deletions.
diff --git a/arch/alpha/kernel/binfmt_loader.c b/arch/alpha/kernel/binfmt_loader.c
@@ -5,7 +5,7 @@
 #include <linux/binfmts.h>
 #include <linux/a.out.h>
 
-static int load_binary(struct linux_binprm *bprm, struct pt_regs *regs)
+static int load_binary(struct linux_binprm *bprm)
 {
 	struct exec *eh = (struct exec *)bprm->buf;
 	unsigned long loader;

diff --git a/arch/x86/ia32/ia32_aout.c b/arch/x86/ia32/ia32_aout.c
@@ -35,7 +35,7 @@
 #undef WARN_OLD
 #undef CORE_DUMP /* definitely broken */
 
-static int load_aout_binary(struct linux_binprm *, struct pt_regs *regs);
+static int load_aout_binary(struct linux_binprm *);
 static int load_aout_library(struct file *);
 
 #ifdef CORE_DUMP
@@ -260,9 +260,10 @@ static u32 __user *create_aout_tables(char __user *p, struct linux_binprm *bprm)
  * These are the functions used to load a.out style executables and shared
  * libraries.  There is no binary dependent code anywhere else.
  */
-static int load_aout_binary(struct linux_binprm *bprm, struct pt_regs *regs)
+static int load_aout_binary(struct linux_binprm *bprm)
 {
 	unsigned long error, fd_offset, rlim;
+	struct pt_regs *regs = current_pt_regs();
 	struct exec ex;
 	int retval;
 

diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
@@ -30,7 +30,7 @@
 #include <asm/cacheflush.h>
 #include <asm/a.out-core.h>
 
-static int load_aout_binary(struct linux_binprm *, struct pt_regs * regs);
+static int load_aout_binary(struct linux_binprm *);
 static int load_aout_library(struct file*);
 
 #ifdef CONFIG_COREDUMP
@@ -201,8 +201,9 @@ static unsigned long __user *create_aout_tables(char __user *p, struct linux_bin
  * libraries.  There is no binary dependent code anywhere else.
  */
 
-static int load_aout_binary(struct linux_binprm * bprm, struct pt_regs * regs)
+static int load_aout_binary(struct linux_binprm * bprm)
 {
+	struct pt_regs *regs = current_pt_regs();
 	struct exec ex;
 	unsigned long error;
 	unsigned long fd_offset;

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
@@ -44,7 +44,7 @@
 #define user_siginfo_t siginfo_t
 #endif
 
-static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs);
+static int load_elf_binary(struct linux_binprm *bprm);
 static int load_elf_library(struct file *);
 static unsigned long elf_map(struct file *, unsigned long, struct elf_phdr *,
 				int, int, unsigned long);
@@ -558,7 +558,7 @@ static unsigned long randomize_stack_top(unsigned long stack_top)
 #endif
 }
 
-static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
+static int load_elf_binary(struct linux_binprm *bprm)
 {
 	struct file *interpreter = NULL; /* to shut gcc up */
  	unsigned long load_addr = 0, load_bias = 0;
@@ -575,6 +575,7 @@ static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs)
 	unsigned long reloc_func_desc __maybe_unused = 0;
 	int executable_stack = EXSTACK_DEFAULT;
 	unsigned long def_flags = 0;
+	struct pt_regs *regs = current_pt_regs();
 	struct {
 		struct elfhdr elf_ex;
 		struct elfhdr interp_elf_ex;

diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
@@ -56,7 +56,7 @@ typedef char *elf_caddr_t;
 
 MODULE_LICENSE("GPL");
 
-static int load_elf_fdpic_binary(struct linux_binprm *, struct pt_regs *);
+static int load_elf_fdpic_binary(struct linux_binprm *);
 static int elf_fdpic_fetch_phdrs(struct elf_fdpic_params *, struct file *);
 static int elf_fdpic_map_file(struct elf_fdpic_params *, struct file *,
 			      struct mm_struct *, const char *);
@@ -164,10 +164,10 @@ static int elf_fdpic_fetch_phdrs(struct elf_fdpic_params *params,
 /*
  * load an fdpic binary into various bits of memory
  */
-static int load_elf_fdpic_binary(struct linux_binprm *bprm,
-				 struct pt_regs *regs)
+static int load_elf_fdpic_binary(struct linux_binprm *bprm)
 {
 	struct elf_fdpic_params exec_params, interp_params;
+	struct pt_regs *regs = current_pt_regs();
 	struct elf_phdr *phdr;
 	unsigned long stack_size, entryaddr;
 #ifdef ELF_FDPIC_PLAT_INIT

diff --git a/fs/binfmt_em86.c b/fs/binfmt_em86.c
@@ -22,7 +22,7 @@
 #define EM86_INTERP	"/usr/bin/em86"
 #define EM86_I_NAME	"em86"
 
-static int load_em86(struct linux_binprm *bprm,struct pt_regs *regs)
+static int load_em86(struct linux_binprm *bprm)
 {
 	char *interp, *i_name, *i_arg;
 	struct file * file;

diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
@@ -88,7 +88,7 @@ struct lib_info {
 static int load_flat_shared_library(int id, struct lib_info *p);
 #endif
 
-static int load_flat_binary(struct linux_binprm *, struct pt_regs * regs);
+static int load_flat_binary(struct linux_binprm *);
 static int flat_core_dump(struct coredump_params *cprm);
 
 static struct linux_binfmt flat_format = {
@@ -858,9 +858,10 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
  * libraries.  There is no binary dependent code anywhere else.
  */
 
-static int load_flat_binary(struct linux_binprm * bprm, struct pt_regs * regs)
+static int load_flat_binary(struct linux_binprm * bprm)
 {
 	struct lib_info libinfo;
+	struct pt_regs *regs = current_pt_regs();
 	unsigned long p = bprm->p;
 	unsigned long stack_len;
 	unsigned long start_addr;

diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
@@ -104,7 +104,7 @@ static Node *check_file(struct linux_binprm *bprm)
 /*
  * the loader itself
  */
-static int load_misc_binary(struct linux_binprm *bprm, struct pt_regs *regs)
+static int load_misc_binary(struct linux_binprm *bprm)
 {
 	Node *fmt;
 	struct file * interp_file = NULL;

diff --git a/fs/binfmt_script.c b/fs/binfmt_script.c
@@ -14,7 +14,7 @@
 #include <linux/err.h>
 #include <linux/fs.h>
 
-static int load_script(struct linux_binprm *bprm,struct pt_regs *regs)
+static int load_script(struct linux_binprm *bprm)
 {
 	const char *i_arg, *i_name;
 	char *cp;

diff --git a/fs/binfmt_som.c b/fs/binfmt_som.c
@@ -35,7 +35,7 @@
 
 #include <linux/elf.h>
 
-static int load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs);
+static int load_som_binary(struct linux_binprm * bprm);
 static int load_som_library(struct file *);
 
 /*
@@ -180,13 +180,14 @@ static int map_som_binary(struct file *file,
  */
 
 static int
-load_som_binary(struct linux_binprm * bprm, struct pt_regs * regs)
+load_som_binary(struct linux_binprm * bprm)
 {
 	int retval;
 	unsigned int size;
 	unsigned long som_entry;
 	struct som_hdr *som_ex;
 	struct som_exec_auxhdr *hpuxhdr;
+	struct pt_regs *regs = current_pt_regs();
 
 	/* Get the exec-header */
 	som_ex = (struct som_hdr *) bprm->buf;

diff --git a/fs/exec.c b/fs/exec.c
@@ -1374,13 +1374,13 @@ int search_binary_handler(struct linux_binprm *bprm)
 	for (try=0; try<2; try++) {
 		read_lock(&binfmt_lock);
 		list_for_each_entry(fmt, &formats, lh) {
-			int (*fn)(struct linux_binprm *, struct pt_regs *) = fmt->load_binary;
+			int (*fn)(struct linux_binprm *) = fmt->load_binary;
 			if (!fn)
 				continue;
 			if (!try_module_get(fmt->module))
 				continue;
 			read_unlock(&binfmt_lock);
-			retval = fn(bprm, current_pt_regs());
+			retval = fn(bprm);
 			/*
 			 * Restore the depth counter to its starting value
 			 * in this call, so we don't have to rely on every

diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
@@ -72,7 +72,7 @@ struct coredump_params {
 struct linux_binfmt {
 	struct list_head lh;
 	struct module *module;
-	int (*load_binary)(struct linux_binprm *, struct  pt_regs * regs);
+	int (*load_binary)(struct linux_binprm *);
 	int (*load_shlib)(struct file *);
 	int (*core_dump)(struct coredump_params *cprm);
 	unsigned long min_coredump;	/* minimal dump size */