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| author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2024-07-03 12:16:00 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2024-07-09 19:12:49 +0530 |
| commit | b72d4af98cae2f74dc8061befcc3c0c2a174894f (patch) | |
| tree | 49199a37eb148483aeb75c445f864bfd3787abdf /drivers/soundwire | |
| parent | 3dce65898e0911aa76a0a321540b78e9218b9a6a (diff) | |
| download | lwn-b72d4af98cae2f74dc8061befcc3c0c2a174894f.tar.gz lwn-b72d4af98cae2f74dc8061befcc3c0c2a174894f.zip | |
soundwire: cadence: simplify with cleanup.h
Allocate the memory with scoped/cleanup.h to reduce error handling and
make the code a bit simpler.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240703-soundwire-cleanup-h-v1-8-24fa0dbb948f@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
| -rw-r--r-- | drivers/soundwire/cadence_master.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 74da99034dab..e0683a5975d1 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -6,6 +6,7 @@ * Used by Master driver */ +#include <linux/cleanup.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/debugfs.h> @@ -323,12 +324,11 @@ static ssize_t cdns_sprintf(struct sdw_cdns *cdns, static int cdns_reg_show(struct seq_file *s, void *data) { struct sdw_cdns *cdns = s->private; - char *buf; ssize_t ret; int num_ports; int i, j; - buf = kzalloc(RD_BUF, GFP_KERNEL); + char *buf __free(kfree) = kzalloc(RD_BUF, GFP_KERNEL); if (!buf) return -ENOMEM; @@ -389,7 +389,6 @@ static int cdns_reg_show(struct seq_file *s, void *data) ret += cdns_sprintf(cdns, buf, ret, CDNS_PDI_CONFIG(i)); seq_printf(s, "%s", buf); - kfree(buf); return 0; } |