database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-08-08 14:02:16 +03:00
Code Activity

Add NULL checks on all sqlite3_vfs_find(0) calls. This is not strictly

Browse Source 
necessary.  There are no vulnerabilities here.  However, adding these
checks avoids unnecessary static analyzer complaints.
[forum:/forumpost/ce1193be15|Forum post ce1193be15].

FossilOrigin-Name: 272a15b9f418fb0b31a9808f7c42c20cf52318035ff98935d8e8519634357e8d
This commit is contained in:
drh
2021-06-15 15:15:40 +00:00
parent 972da42749
commit a959bf5311
13 changed files with 37 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/memdb.c
View File

@@ -861,7 +861,9 @@ end_deserialize:
*/
int sqlite3MemdbInit(void){
sqlite3_vfs *pLower = sqlite3_vfs_find(0);
unsigned int sz = pLower->szOsFile;
unsigned int sz;
if( NEVER(pLower==0) ) return SQLITE_ERROR;
sz = pLower->szOsFile;
memdb_vfs.pAppData = pLower;
/* The following conditional can only be true when compiled for
** Windows x86 and SQLITE_MAX_MMAP_SIZE=0. We always leave