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reiserfs: Fix PVS V595

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Check 'name' pointer against NULL before using it.

Change-Id: I8b40ee28a12210d1989cc717ecb67d6e1c0a1544
Reviewed-on: https://review.haiku-os.org/c/haiku/+/2205
Reviewed-by: waddlesplash <[email protected]>
This commit is contained in:
Murai Takashi
2020-02-06 00:12:58 +00:00
committed by waddlesplash
parent 7eaa780a81
commit 934ad06cf1
1 changed files with 4 additions and 1 deletions
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src/add-ons/kernel/file_systems/reiserfs/DirItem.h
+4 -1
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@@ -142,12 +142,15 @@ public:
int32 IndexOfName(const char *name) const int32 IndexOfName(const char *name) const
{ {
if (name == NULL)
return -1;
int32 count = GetEntryCount(); int32 count = GetEntryCount();
size_t len = strlen(name); size_t len = strlen(name);
for (int32 i = 0; i < count; i++) { for (int32 i = 0; i < count; i++) {
size_t nameLen = 0; size_t nameLen = 0;
const char *itemName = EntryNameAt(i, &nameLen); const char *itemName = EntryNameAt(i, &nameLen);
if (name && nameLen == len && !strncmp(name, itemName, len)) { if (nameLen == len && !strncmp(name, itemName, len)) {
return i; return i;
} }
} }