use sizeof instead of hardcoded value

This commit is contained in:
Albert S. 2014-10-10 15:09:49 +02:00
parent 02edbf8e44
commit 781b702d7d
1 changed files with 1 additions and 1 deletions

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@ -231,7 +231,7 @@ bool run_prog(const char *eventfile, uint32_t eventmask)
argv0 = ( argv0 == NULL ) ? prog : argv0+1;
char envvar[30];
snprintf(envvar, 30, "adhocifyevent=%"PRIu32, eventmask);
snprintf(envvar, sizeof(envvar), "adhocifyevent=%"PRIu32, eventmask);
putenv(envvar);
execl(prog, argv0, (! noappend) ? eventfile : NULL, NULL);