brcmfmac: check brcmf_bus_get_memdump result for error

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[ Upstream commit f4737a6203 ]

This method may be unsupported (see: USB bus) or may just fail (see:
SDIO bus).
While at it rework logic in brcmf_sdio_bus_get_memdump function to avoid
too many conditional code nesting levels.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Rafał Miłecki 2017-10-07 22:36:55 +00:00 • committed by Greg Kroah-Hartman

parent a69bec9bd3

commit 7ec661f585

1 changed files with 16 additions and 7 deletions

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23

drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c

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