Commit 900470ce authored Nov 28, 2019 by Rasmus Villemoes Committed by Li Yang Dec 09, 2019

soc: fsl: qe: make cpm_muram_free() ignore a negative offset



This allows one to simplify callers since they can store a negative
value as a sentinel to indicate "this was never allocated" (or store
the -ENOMEM from an allocation failure) and then call cpm_muram_free()
unconditionally.

Reviewed-by: Timur Tabi <timur@kernel.org>
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>

parent 754f40e0

drivers/soc/fsl/qe/qe_common.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -176,6 +176,9 @@ void cpm_muram_free(s32 offset)
		int size;
		struct muram_block *tmp;

		if (offset < 0)
		return;

		size = 0;
		spin_lock_irqsave(&cpm_muram_lock, flags);
		list_for_each_entry(tmp, &muram_block_list, head) {

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