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kvm_close(3): Check kd->sparse_map != NULL before munmap

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PR:		266113
Reviewed by:	markj
This commit is contained in:
Ashish SHUKLA 2022-08-30 08:18:51 +00:00
parent 204a5f5800
commit e6901a29bc
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1 changed files with 1 additions and 1 deletions
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lib/libkvm/kvm.c
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@ -303,7 +303,7 @@ kvm_close(kvm_t *kd)
free(kd->pt_map);
if (kd->page_map != NULL)
free(kd->page_map);
if (kd->sparse_map != MAP_FAILED)
if (kd->sparse_map != MAP_FAILED && kd->sparse_map != NULL)
munmap(kd->sparse_map, kd->pt_sparse_size);
free((void *)kd);