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glx: fix (signed) char array subscript

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Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult
2025-12-14 10:53:33 +01:00
committed by Enrico Weigelt
parent c95748921a
commit aafd986528
1 changed files with 3 additions and 4 deletions
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7
glx/glxdricommon.c
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@@ -291,7 +291,6 @@ glxProbeDriver(const char *driverName,
void **coreExt, const char *coreName, int coreVersion,
void **renderExt, const char *renderName, int renderVersion)
{
int i;
void *driver;
char filename[PATH_MAX];
char *get_extensions_name;
@@ -341,12 +340,12 @@ glxProbeDriver(const char *driverName,
__DRI_DRIVER_GET_EXTENSIONS, driverName) != -1) {
const __DRIextension **(*get_extensions)(void);
for (i = 0; i < strlen(get_extensions_name); i++) {
for (unsigned int i = 0; i < strlen(get_extensions_name); i++) {
/* Replace all non-alphanumeric characters with underscore,
* since they are not allowed in C symbol names. That fixes up
* symbol name for drivers with '-drm' suffix
*/
if (!isalnum(get_extensions_name[i]))
if (!isalnum((unsigned char)get_extensions_name[i]))
get_extensions_name[i] = '_';
}
@@ -364,7 +363,7 @@ glxProbeDriver(const char *driverName,
goto cleanup_failure;
}
for (i = 0; extensions[i]; i++) {
for (unsigned int i = 0; extensions[i]; i++) {
if (strcmp(extensions[i]->name, coreName) == 0 &&
extensions[i]->version >= coreVersion) {
*coreExt = (void *) extensions[i];