sparc32: Fix might-be-used-uninitialized warning in do_sparc_fault().



When we try to handle vmalloc faults, we can take a code
path which uses "code" before we actually set it.

Amusingly gcc-3.3 notices this yet gcc-4.x does not.

Reported-by: Bob Breuer <breuerr@mc.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 35043c42

arch/sparc/mm/fault_32.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -240,11 +240,10 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
		* only copy the information from the master page table,
		* nothing more.
		*/
		code = SEGV_MAPERR;
		if (!ARCH_SUN4C && address >= TASK_SIZE)
		goto vmalloc_fault;

		code = SEGV_MAPERR;

		/*
		* If we're in an interrupt or have no user
		* context, we must not take the fault..