mpool/hugepage mntent intro fallout

hppritcha · hjelmn · commit 83b02fe199ae · 2016-09-21T08:06:28.000-06:00
On Cray, PR open-mpi#1846 introduced a double free situation which led to all kinds of random memory corruption problems. This commit fixes this problem. Signed-off-by: Howard Pritchard <howardp@lanl.gov>
diff --git a/opal/mca/mpool/hugepage/mpool_hugepage_component.c b/opal/mca/mpool/hugepage/mpool_hugepage_component.c
@@ -230,7 +230,6 @@ static void mca_mpool_hugepage_find_hugepages (void) {
 
         do {
             if (0 == strncmp (tok, "pagesize", 8)) {
-                free(opts);
                 break;
             }
             tok = strtok_r (NULL, ",", &ctx);

Original file line number	Diff line number	Diff line change
`@@ -230,7 +230,6 @@ static void mca_mpool_hugepage_find_hugepages (void) {`
`230`	`230`
`231`	`231`	`do {`
`232`	`232`	`if (0 == strncmp (tok, "pagesize", 8)) {`
`233`		`- free(opts);`
`234`	`233`	`break;`
`235`	`234`	`}`
`236`	`235`	`tok = strtok_r (NULL, ",", &ctx);`