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Unverified Commit 83aa53eb authored by Mathieu Malaterre's avatar Mathieu Malaterre Committed by James Hogan
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MIPS: ftrace: Remove pointer comparison to 0 in prepare_ftrace_return 



Replace pointer comparison to 0 with NULL in prepare_ftrace_return
to improve code readability. Identified with coccinelle script
'badzero.cocci'.

Signed-off-by: default avatarMathieu Malaterre <malat@debian.org>
Reviewed-by: default avatarJames Hogan <jhogan@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/18494/


Signed-off-by: default avatarJames Hogan <jhogan@kernel.org>
parent 2e6522c5

arch/mips/kernel/ftrace.c

+1 −1
Original line number Diff line number Diff line
@@ -361,7 +361,7 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra, 
	 * If fails when getting the stack address of the non-leaf function's

	 * ra, stop function graph tracer and return

	 */

	if (parent_ra_addr == 0)

	if (parent_ra_addr == NULL)

		goto out;

#endif

	/* *parent_ra_addr = return_hooker; */