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Workaround errornous gcc string overflow warning

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This commit is contained in:
Floris Bos 2023-09-22 20:32:46 +02:00
parent 9073e4fca2
commit 1390d3515f
1 changed files with 2 additions and 5 deletions
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7
src/devicewrapperfatpartition.cpp
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@ -372,15 +372,12 @@ bool DeviceWrapperFatPartition::getDirEntry(const QString &longFilename, struct
{ {
struct longfn_entry *l = (struct longfn_entry *) entry; struct longfn_entry *l = (struct longfn_entry *) entry;
/* A part can have 13 UTF-16 characters */ /* A part can have 13 UTF-16 characters */
QString lnamePart(13, QChar::Null); char lnamePartStr[26] = {0};
char *lnamePartStr = (char *) lnamePart.data();
/* Using memcpy() because it has no problems accessing unaligned struct members */ /* Using memcpy() because it has no problems accessing unaligned struct members */
memcpy(lnamePartStr, l->LDIR_Name1, 10); memcpy(lnamePartStr, l->LDIR_Name1, 10);
memcpy(lnamePartStr+10, l->LDIR_Name2, 12); memcpy(lnamePartStr+10, l->LDIR_Name2, 12);
#pragma GCC diagnostics push
#pragma GCC diagnostic ignored "-Wstringop-overflow="
memcpy(lnamePartStr+22, l->LDIR_Name3, 4); memcpy(lnamePartStr+22, l->LDIR_Name3, 4);
#pragma GCC diagnostics pop QString lnamePart( (QChar *) lnamePartStr, 13);
filenameRead = lnamePart + filenameRead; filenameRead = lnamePart + filenameRead;
} }
else else