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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-03-10 16:49:08 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-03-23 15:28:18 -0300 |
| commit | 0374b487a71ad07005a816191dca829a7e6cdcae (patch) | |
| tree | 392ae61a9ebdbab406b51036a87cc6a9cd886507 | |
| parent | 2a16484a750361974ffb7a4faa22bec7afda2f46 (diff) | |
| download | glibc-0374b487a71ad07005a816191dca829a7e6cdcae.tar.gz glibc-0374b487a71ad07005a816191dca829a7e6cdcae.tar.xz glibc-0374b487a71ad07005a816191dca829a7e6cdcae.zip | |
support: Fix support_process_state_wait path size calculation
Use INT_STRLEN_BOUND to proper get the maximum pid_t size. Also fix the wrong calculation (the 3 should multiply the sizeof (pid_t)). Checked on x86_64-linux-gnu.
| -rw-r--r-- | support/support_process_state.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/support/support_process_state.c b/support/support_process_state.c index 0dc608b468..ca86dc11e6 100644 --- a/support/support_process_state.c +++ b/support/support_process_state.c @@ -21,6 +21,7 @@ #include <string.h> #include <array_length.h> +#include <intprops.h> #include <support/process_state.h> #include <support/xstdio.h> @@ -49,7 +50,7 @@ support_process_state_wait (pid_t pid, enum support_process_state state) { support_process_state_parked, 'P' }, }; - char spath[sizeof ("/proc/" + 3) * sizeof (pid_t) + sizeof ("/status") + 1]; + char spath[sizeof ("/proc/") + INT_STRLEN_BOUND (pid_t) + sizeof ("/status") + 1]; snprintf (spath, sizeof (spath), "/proc/%i/status", pid); FILE *fstatus = xfopen (spath, "r"); |