diff options
| author | Viresh Kumar <[email protected]> | 2024-04-22 08:58:51 +0530 |
|---|---|---|
| committer | Viresh Kumar <[email protected]> | 2024-04-23 11:43:22 +0530 |
| commit | d2059d3b548409905b20b4f52495bffbd7c8da8b (patch) | |
| tree | 75ced25be7e6b9fe974a2aecbaa35ad8597bb32e | |
| parent | 09d0aaa0ae9c80ff9569393b206226c1008801b1 (diff) | |
cpufreq: sun50i: Fix build warning around snprint()
The Sun50i driver generates a warning with W=1:
warning: '%d' directive output may be truncated writing between 1 and 10 bytes into a region of size 2 [-Wformat-truncation=]
Fix it by allocating a big enough array to print an integer.
Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Signed-off-by: Viresh Kumar <[email protected]>
Acked-by: Chen-Yu Tsai <[email protected]>
Reviewed-by: Andre Przywara <[email protected]>
Tested-by: Andre Przywara <[email protected]>
Reviewed-by: Julian Calaby <[email protected]>
| -rw-r--r-- | drivers/cpufreq/sun50i-cpufreq-nvmem.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c index 30e5c337611c..cd50cea16a87 100644 --- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c +++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c @@ -19,8 +19,6 @@ #include <linux/pm_opp.h> #include <linux/slab.h> -#define MAX_NAME_LEN 7 - #define NVMEM_MASK 0x7 #define NVMEM_SHIFT 5 @@ -208,7 +206,7 @@ static int sun50i_cpufreq_get_efuse(void) static int sun50i_cpufreq_nvmem_probe(struct platform_device *pdev) { int *opp_tokens; - char name[MAX_NAME_LEN]; + char name[] = "speedXXXXXXXXXXX"; /* Integers can take 11 chars max */ unsigned int cpu, supported_hw; struct dev_pm_opp_config config = {}; int speed; @@ -235,7 +233,7 @@ static int sun50i_cpufreq_nvmem_probe(struct platform_device *pdev) config.supported_hw_count = 1; } - snprintf(name, MAX_NAME_LEN, "speed%d", speed); + snprintf(name, sizeof(name), "speed%d", speed); config.prop_name = name; for_each_possible_cpu(cpu) { |