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Fix potential NULL pointer dereferences

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This commit is contained in:
Stanislav Gromov 2020-12-06 20:41:52 +07:00
parent 55d89321a0
commit 98c521793e
2 changed files with 7 additions and 1 deletions
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5
source/compiler/memfile.c
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@ -32,6 +32,11 @@ memfile_t *memfile_creat(const char *name, size_t init)
mf.offs = 0; mf.offs = 0;
pmf = (memfile_t *)malloc(sizeof(memfile_t)); pmf = (memfile_t *)malloc(sizeof(memfile_t));
if (!pmf)
{
free(mf.base);
return NULL;
}
memcpy(pmf, &mf, sizeof(memfile_t)); memcpy(pmf, &mf, sizeof(memfile_t));
pmf->name = strdup(name); pmf->name = strdup(name);

1
source/compiler/sclist.c
View File

@ -44,6 +44,7 @@
SC_FUNC char* duplicatestring(const char* sourcestring) SC_FUNC char* duplicatestring(const char* sourcestring)
{ {
char* result=(char*)malloc(strlen(sourcestring)+1); char* result=(char*)malloc(strlen(sourcestring)+1);
if (result!=NULL)
strcpy(result,sourcestring); strcpy(result,sourcestring);
return result; return result;
} }