Ensure target jvm won't crash

coderplay · coderplay · commit 8b1699eec33a · 2015-06-27T16:16:47.000-07:00
Changes to be committed:
	modified:   src/perfj/c/perf-map-file.c
diff --git a/src/perfj/c/perf-map-file.c b/src/perfj/c/perf-map-file.c
@@ -42,6 +42,6 @@ int perf_map_close(FILE *fp) {
 }
 
 void perf_map_write_entry(FILE *method_file, const void* code_addr, unsigned int code_size, const char* entry) {
-    if (method_file)
+    if (method_file && entry)
         fprintf(method_file, "%lx %x %s\n", (unsigned long) code_addr, code_size, entry);
 }

Original file line number	Diff line number	Diff line change
`@@ -42,6 +42,6 @@ int perf_map_close(FILE *fp) {`
`42`	`42`	`}`
`43`	`43`
`44`	`44`	`void perf_map_write_entry(FILE method_file, const void code_addr, unsigned int code_size, const char* entry) {`
`45`		`- if (method_file)`
	`45`	`+ if (method_file && entry)`
`46`	`46`	`fprintf(method_file, "%lx %x %s\n", (unsigned long) code_addr, code_size, entry);`
`47`	`47`	`}`