From: Greg Kroah-Hartman Date: Wed, 29 Apr 2020 10:15:26 +0000 (+0200) Subject: brcmfmac: no need to check return value of debugfs_create functions X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ea1b3bc6d5ad95fef32811bec7df37f51809f4e1;p=linux.git brcmfmac: no need to check return value of debugfs_create functions When calling debugfs functions, there is no need to ever check the return value. The function can work or not, but the code logic should never do something different based on this. In doing this, make brcmf_debugfs_add_entry() return void as no one was even paying attention to the return value. Cc: Arend van Spriel Cc: Franky Lin Cc: Hante Meuleman Cc: Chi-Hsien Lin Cc: Wright Feng Cc: Kalle Valo Cc: "David S. Miller" Cc: Pieter-Paul Giesberts Cc: Greg Kroah-Hartman Cc: "Rafał Miłecki" Cc: linux-wireless@vger.kernel.org Cc: brcm80211-dev-list.pdl@broadcom.com Cc: brcm80211-dev-list@cypress.com Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Greg Kroah-Hartman Acked-by: Arend van Spriel Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200429101526.GA2094124@kroah.com --- diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c index 120515fe8250f..eecf8a38d94aa 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c @@ -47,13 +47,10 @@ struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr) return drvr->wiphy->debugfsdir; } -int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, +void brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, int (*read_fn)(struct seq_file *seq, void *data)) { - struct dentry *e; - WARN(!drvr->wiphy->debugfsdir, "wiphy not (yet) registered\n"); - e = debugfs_create_devm_seqfile(drvr->bus_if->dev, fn, - drvr->wiphy->debugfsdir, read_fn); - return PTR_ERR_OR_ZERO(e); + debugfs_create_devm_seqfile(drvr->bus_if->dev, fn, + drvr->wiphy->debugfsdir, read_fn); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h index 9b221b509ade5..4146faeed3449 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h @@ -116,8 +116,8 @@ struct brcmf_bus; struct brcmf_pub; #ifdef DEBUG struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr); -int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, - int (*read_fn)(struct seq_file *seq, void *data)); +void brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, + int (*read_fn)(struct seq_file *seq, void *data)); int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, size_t len); #else @@ -126,11 +126,9 @@ static inline struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr) return ERR_PTR(-ENOENT); } static inline -int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, - int (*read_fn)(struct seq_file *seq, void *data)) -{ - return 0; -} +void brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn, + int (*read_fn)(struct seq_file *seq, void *data)) +{ } static inline int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data, size_t len)