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soc: fsl: qe: make cpm_muram_free() ignore a negative offset
authorRasmus Villemoes <linux@rasmusvillemoes.dk>
Thu, 28 Nov 2019 14:55:42 +0000 (15:55 +0100)
committerLi Yang <leoyang.li@nxp.com>
Mon, 9 Dec 2019 19:54:36 +0000 (13:54 -0600)
commit900470ce39996336a1d06da2015506106bb8ba42
tree64fed661418520f06bb8bf5327cac212e37c6227tree | snapshot
parent754f40e0977cd20c37ef4837ec2904ccd89125cecommit | diff
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>
drivers/soc/fsl/qe/qe_common.c diff | blob | history
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