X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=tools%2Fperf%2Fbuiltin-mem.c;h=a13f5817d6fca4abac7cdfa80f5b90b1a8c3a097;hb=3c25ce694a1fbdb5b498fc8a6491074f48b47328;hp=27d2bde943a8feae760f15a3a29e0d958928a18c;hpb=797a3242755da1b7c1ada6fb153cb2700ef30a80;p=linux.git

diff --git a/tools/perf/builtin-mem.c b/tools/perf/builtin-mem.c
index 27d2bde943a8..a13f5817d6fc 100644
--- a/tools/perf/builtin-mem.c
+++ b/tools/perf/builtin-mem.c
@@ -17,6 +17,7 @@
 #include "util/dso.h"
 #include "util/map.h"
 #include "util/symbol.h"
+#include <linux/err.h>
 
 #define MEM_OPERATION_LOAD	0x1
 #define MEM_OPERATION_STORE	0x2
@@ -249,8 +250,8 @@ static int report_raw_events(struct perf_mem *mem)
 	struct perf_session *session = perf_session__new(&data, false,
 							 &mem->tool);
 
-	if (session == NULL)
-		return -1;
+	if (IS_ERR(session))
+		return PTR_ERR(session);
 
 	if (mem->cpu_list) {
 		ret = perf_session__cpu_bitmap(session, mem->cpu_list,