| Message ID | 20240708171434.111623-1-rgallaispou@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | cpufreq: sti: fix build warning | expand |
On 08-07-24, 19:14, Raphael Gallais-Pou wrote: > Building this driver yields the following: > > .../drivers/cpufreq/sti-cpufreq.c:215:50: warning: ‘%d’ directive output may be truncated writing between 1 and 10 bytes into a region of size 2 [-Wformat-truncation=] > 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); > | ^~ > .../drivers/cpufreq/sti-cpufreq.c:215:44: note: directive argument in the range [0, 2147483647] > 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); > | ^~~~~~~~~ > .../drivers/cpufreq/sti-cpufreq.c:215:9: note: ‘snprintf’ output between 7 and 16 bytes into a destination of size 7 > 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > Fix the buffer size to avoid the warning at build time. > > Signed-off-by: Raphael Gallais-Pou <rgallaispou@gmail.com> > --- > drivers/cpufreq/sti-cpufreq.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied. Thanks.
diff --git a/drivers/cpufreq/sti-cpufreq.c b/drivers/cpufreq/sti-cpufreq.c index 1ffa23dd8907..8e2e703c3865 100644 --- a/drivers/cpufreq/sti-cpufreq.c +++ b/drivers/cpufreq/sti-cpufreq.c @@ -18,7 +18,7 @@ #include <linux/regmap.h> #define VERSION_ELEMENTS 3 -#define MAX_PCODE_NAME_LEN 7 +#define MAX_PCODE_NAME_LEN 16 #define VERSION_SHIFT 28 #define HW_INFO_INDEX 1
Building this driver yields the following: .../drivers/cpufreq/sti-cpufreq.c:215:50: warning: ‘%d’ directive output may be truncated writing between 1 and 10 bytes into a region of size 2 [-Wformat-truncation=] 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); | ^~ .../drivers/cpufreq/sti-cpufreq.c:215:44: note: directive argument in the range [0, 2147483647] 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); | ^~~~~~~~~ .../drivers/cpufreq/sti-cpufreq.c:215:9: note: ‘snprintf’ output between 7 and 16 bytes into a destination of size 7 215 | snprintf(name, MAX_PCODE_NAME_LEN, pcode%d, pcode); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Fix the buffer size to avoid the warning at build time. Signed-off-by: Raphael Gallais-Pou <rgallaispou@gmail.com> --- drivers/cpufreq/sti-cpufreq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)