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perf: Fix libjvmti.c sign compare error

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Fix the compile errors when compiling with -Werror=sign-compare.

This is a follow-up patch to a previous patch series for a separate
issue.  Link: https://lore.kernel.org/lkml/aC9lXhPFcs5fkHWH@x1/

Signed-off-by: Yuzhuo Jing <yuzhuo@google.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Link: https://lore.kernel.org/r/20250604173632.2362759-1-yuzhuo@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Yuzhuo Jing 2025-06-04 10:36:32 -07:00 • committed by Namhyung Kim
parent ea04fe1b90
commit 1190410772
1 changed files with 2 additions and 2 deletions
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4
tools/perf/jvmti/libjvmti.c
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@ -141,11 +141,11 @@ copy_class_filename(const char * class_sign, const char * file_name, char * resu
* Assume path name is class hierarchy, this is a common practice with Java programs
*/
if (*class_sign == 'L') {
int j, i = 0;
size_t j, i = 0;
char *p = strrchr(class_sign, '/');
if (p) {
/* drop the 'L' prefix and copy up to the final '/' */
for (i = 0; i < (p - class_sign); i++)
for (i = 0; i < (size_t)(p - class_sign); i++)
result[i] = class_sign[i+1];
}
/*