Commit 7a74fc49 authored May 30, 2007 by Kyle McMartin Committed by Linus Torvalds May 30, 2007

fix possible null ptr deref in kallsyms_lookup



ugh, this function gets called by our unwinder. recursive backtrace for
the win... bisection to find this one was "fun."

Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent b927b3e2

kernel/kallsyms.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -257,6 +257,7 @@ const char *kallsyms_lookup(unsigned long addr,
		pos = get_symbol_pos(addr, symbolsize, offset);
		/* Grab name */
		kallsyms_expand_symbol(get_symbol_offset(pos), namebuf);
		if (modname)
		*modname = NULL;
		return namebuf;
		}