diff options
Diffstat (limited to 'chip/host/persistence.c')
| -rw-r--r-- | chip/host/persistence.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/chip/host/persistence.c b/chip/host/persistence.c index 90856b3bdf..c712d01414 100644 --- a/chip/host/persistence.c +++ b/chip/host/persistence.c @@ -5,6 +5,7 @@ /* Persistence module for emulator */ +#include <assert.h> #include <linux/limits.h> #include <unistd.h> #include <stdio.h> @@ -26,7 +27,7 @@ static void get_storage_path(char *out) current = strchr(current, '/'); } - snprintf(out, PATH_MAX - 1, "/dev/shm/EC_persist_%s", buf); + assert(snprintf(out, PATH_MAX - 1, "/dev/shm/EC_persist_%s", buf) > 0); out[PATH_MAX - 1] = '\0'; } @@ -40,7 +41,7 @@ FILE *get_persistent_storage(const char *tag, const char *mode) * be named 'bar_persist_foo' */ get_storage_path(buf); - snprintf(path, PATH_MAX - 1, "%s_%s", buf, tag); + assert(snprintf(path, PATH_MAX - 1, "%s_%s", buf, tag) > 0); path[PATH_MAX - 1] = '\0'; return fopen(path, mode); @@ -57,7 +58,7 @@ void remove_persistent_storage(const char *tag) char path[PATH_MAX]; get_storage_path(buf); - snprintf(path, PATH_MAX - 1, "%s_%s", buf, tag); + assert(snprintf(path, PATH_MAX - 1, "%s_%s", buf, tag) > 0); path[PATH_MAX - 1] = '\0'; unlink(path); |