diff options
Diffstat (limited to 'tools/perf/util/expr.c')
| -rw-r--r-- | tools/perf/util/expr.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c index 1d532b9fed29..666b59baeb70 100644 --- a/tools/perf/util/expr.c +++ b/tools/perf/util/expr.c @@ -12,6 +12,7 @@ #include "expr-bison.h" #include "expr-flex.h" #include "smt.h" +#include <linux/err.h> #include <linux/kernel.h> #include <linux/zalloc.h> #include <ctype.h> @@ -65,7 +66,12 @@ static bool key_equal(const void *key1, const void *key2, struct hashmap *ids__new(void) { - return hashmap__new(key_hash, key_equal, NULL); + struct hashmap *hash; + + hash = hashmap__new(key_hash, key_equal, NULL); + if (IS_ERR(hash)) + return NULL; + return hash; } void ids__free(struct hashmap *ids) @@ -299,6 +305,10 @@ struct expr_parse_ctx *expr__ctx_new(void) return NULL; ctx->ids = hashmap__new(key_hash, key_equal, NULL); + if (IS_ERR(ctx->ids)) { + free(ctx); + return NULL; + } ctx->runtime = 0; return ctx; |