Fix buffer size for reading processor core id (#352)

redwanulsourav · web-flow · commit 84818a41e074 · 2026-01-30T09:45:09.000-08:00
diff --git a/src/linux/processors.c b/src/linux/processors.c
@@ -231,7 +231,7 @@ uint32_t cpuinfo_linux_get_processor_min_frequency(uint32_t processor) {
 }
 
 bool cpuinfo_linux_get_processor_core_id(uint32_t processor, uint32_t core_id_ptr[restrict static 1]) {
-	char core_id_filename[PACKAGE_ID_FILENAME_SIZE];
+	char core_id_filename[CORE_ID_FILENAME_SIZE];
 	const int chars_formatted =
 		snprintf(core_id_filename, CORE_ID_FILENAME_SIZE, CORE_ID_FILENAME_FORMAT, processor);
 	if ((unsigned int)chars_formatted >= CORE_ID_FILENAME_SIZE) {

Original file line number	Diff line number	Diff line change
`@@ -231,7 +231,7 @@ uint32_t cpuinfo_linux_get_processor_min_frequency(uint32_t processor) {`
`231`	`231`	`}`
`232`	`232`
`233`	`233`	`bool cpuinfo_linux_get_processor_core_id(uint32_t processor, uint32_t core_id_ptr[restrict static 1]) {`
`234`		`- char core_id_filename[PACKAGE_ID_FILENAME_SIZE];`
	`234`	`+ char core_id_filename[CORE_ID_FILENAME_SIZE];`
`235`	`235`	`const int chars_formatted =`
`236`	`236`	`snprintf(core_id_filename, CORE_ID_FILENAME_SIZE, CORE_ID_FILENAME_FORMAT, processor);`
`237`	`237`	`if ((unsigned int)chars_formatted >= CORE_ID_FILENAME_SIZE) {`