From 412dd15c8177d93abe0c8787b83b31c5eb061405 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Mon, 10 Dec 2018 21:55:37 +0100 Subject: [PATCH] brcmfmac: fix false-positive -Wmaybe-unintialized warning When CONFIG_NO_AUTO_INLINE is set, we get a false-postive warning for the brcmf_fw_request_nvram_done() function, after gcc figures out that brcmf_fw_nvram_from_efi() might not set the 'data_len' variable, but fails to notice that it always returns NULL: drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c: In function 'brcmf_fw_request_nvram_done': drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c:560:11: error: 'data_len' may be used uninitialized in this function [-Werror=maybe-uninitialized] Mark it 'inline' to force gcc to understand this. Fixes: ce2e6db554fa ("brcmfmac: Add support for getting nvram contents from EFI variables") Signed-off-by: Arnd Bergmann Reviewed-by: Hans de Goede Signed-off-by: Kalle Valo --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c @@ -512,7 +512,7 @@ fail: return NULL; } #else -static u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } +static inline u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; } #endif static void brcmf_fw_free_request(struct brcmf_fw_request *req)