Messages in this thread Patch in this message | | | From | Hector Martin <> | Subject | [PATCH v4 7/9] brcmfmac: of: Use devm_kstrdup for board_type & check for errors | Date | Tue, 1 Feb 2022 01:07:11 +0900 |
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This was missing a NULL check, and we can collapse the strlen/alloc/copy into a devm_kstrdup().
Reviewed-by: Arend van Spriel <arend.vanspriel@broadcom.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Hector Martin <marcan@marcan.st> --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c index 513c7e6421b2..5708de1d9f26 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c @@ -79,8 +79,11 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, /* get rid of '/' in the compatible string to be able to find the FW */ len = strlen(tmp) + 1; - board_type = devm_kzalloc(dev, len, GFP_KERNEL); - strscpy(board_type, tmp, len); + board_type = devm_kstrdup(dev, tmp, GFP_KERNEL); + if (!board_type) { + of_node_put(root); + return; + } for (i = 0; i < board_type[i]; i++) { if (board_type[i] == '/') board_type[i] = '-'; -- 2.33.0
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