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[core,return] improve return value checks

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propagate error conditions back the call chain
This commit is contained in:
Armin Novak
2026-03-03 17:01:46 +01:00
parent 1a8e72074e
commit 0d99896094
4 changed files with 27 additions and 26 deletions
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28
libfreerdp/common/assistance.c
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@@ -1225,9 +1225,8 @@ int freerdp_assistance_parse_file_buffer(rdpAssistanceFile* file, const char* cb
int freerdp_assistance_parse_file(rdpAssistanceFile* file, const char* name, const char* password)
{
int status = 0;
int status = -1;
BYTE* buffer = nullptr;
FILE* fp = nullptr;
size_t readSize = 0;
union
{
@@ -1238,7 +1237,7 @@ int freerdp_assistance_parse_file(rdpAssistanceFile* file, const char* name, con
if (!update_name(file, name))
return -1;
fp = winpr_fopen(name, "r");
FILE* fp = winpr_fopen(name, "r");
if (!fp)
{
@@ -1246,24 +1245,22 @@ int freerdp_assistance_parse_file(rdpAssistanceFile* file, const char* name, con
return -1;
}
(void)_fseeki64(fp, 0, SEEK_END);
if (_fseeki64(fp, 0, SEEK_END) < 0)
goto fail;
fileSize.i64 = _ftelli64(fp);
(void)_fseeki64(fp, 0, SEEK_SET);
if (_fseeki64(fp, 0, SEEK_SET) < 0)
goto fail;
if (fileSize.i64 < 1)
{
WLog_ERR(TAG, "Failed to read ASSISTANCE file %s ", name);
(void)fclose(fp);
return -1;
goto fail;
}
buffer = (BYTE*)malloc(fileSize.s + 2);
if (!buffer)
{
(void)fclose(fp);
return -1;
}
goto fail;
readSize = fread(buffer, fileSize.s, 1, fp);
@@ -1273,19 +1270,18 @@ int freerdp_assistance_parse_file(rdpAssistanceFile* file, const char* name, con
readSize = fileSize.s;
}
(void)fclose(fp);
if (readSize < 1)
{
WLog_ERR(TAG, "Failed to read ASSISTANCE file %s ", name);
free(buffer);
buffer = nullptr;
return -1;
goto fail;
}
buffer[fileSize.s] = '\0';
buffer[fileSize.s + 1] = '\0';
status = freerdp_assistance_parse_file_buffer(file, (char*)buffer, fileSize.s, password);
fail:
(void)fclose(fp);
free(buffer);
return status;
}