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authorAlexey Dobriyan <adobriyan@sw.ru>2007-05-08 00:28:41 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 11:15:08 -0700
commitffb45122766db220d0bf3d01848d575fbbcb6430 (patch)
treea8fedf0518407ad12578a7c03aa2c3344f11ff3c /arch/sh64/kernel
parentea07890a680273b25127129fb555aac0d9324bea (diff)
downloadlinux-ffb45122766db220d0bf3d01848d575fbbcb6430.tar.bz2
Simplify kallsyms_lookup()
Several kallsyms_lookup() pass dummy arguments but only need, say, module's name. Make kallsyms_lookup() accept NULLs where possible. Also, makes picture clearer about what interfaces are needed for all symbol resolving business. Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru> Cc: Rusty Russell <rusty@rustcorp.com.au> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sh64/kernel')
-rw-r--r--arch/sh64/kernel/unwind.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/sh64/kernel/unwind.c b/arch/sh64/kernel/unwind.c
index f934f97f9f9c..1214c78e3584 100644
--- a/arch/sh64/kernel/unwind.c
+++ b/arch/sh64/kernel/unwind.c
@@ -46,15 +46,15 @@ static int lookup_prev_stack_frame(unsigned long fp, unsigned long pc,
struct pt_regs *regs)
{
const char *sym;
- char *modname, namebuf[128];
- unsigned long offset, size;
+ char namebuf[128];
+ unsigned long offset;
unsigned long prologue = 0;
unsigned long fp_displacement = 0;
unsigned long fp_prev = 0;
unsigned long offset_r14 = 0, offset_r18 = 0;
int i, found_prologue_end = 0;
- sym = kallsyms_lookup(pc, &size, &offset, &modname, namebuf);
+ sym = kallsyms_lookup(pc, NULL, &offset, NULL, namebuf);
if (!sym)
return -EINVAL;