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boundary="_000_dcbdea48b4554f1989b2b7c6ebc9e32dxiaomicom_" MIME-Version: 1.0 X-Mailman-Approved-At: Mon, 31 Oct 2022 08:14:28 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "dri-devel@lists.freedesktop.org" , "amd-gfx@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" --_000_dcbdea48b4554f1989b2b7c6ebc9e32dxiaomicom_ Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 YWRkIHJldHVybi12YWx1ZSBjaGVjayBvZiBmdGVsbCB0byBpbXByb3ZlIHJvYnVzdG5lc3MoYW5k IGF2b2lkIGFibm9ybWFsIGJlaGF2aW9yKQ0KDQpTaWduZWQtb2ZmLWJ5OiBTUGVhayA8c3BlYWtz aGVuQDE2My5jb20+DQpTaWduZWQtb2ZmLWJ5OiBzaGVueWFuZmVuZyA8c2hlbnlhbmZlbmdAeGlh b21pLmNvbT4NCi0tLQ0KIGRyaXZlcnMvZ3B1L2RybS9yYWRlb24vbWtyZWd0YWJsZS5jIHwgNSAr KystLQ0KIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pDQoN CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL21rcmVndGFibGUuYyBiL2RyaXZl cnMvZ3B1L2RybS9yYWRlb24vbWtyZWd0YWJsZS5jDQppbmRleCA1MmE3MjQ2ZmUuLmMzMWM1OGU1 ZiAxMDA2NDQNCi0tLSBhL2RyaXZlcnMvZ3B1L2RybS9yYWRlb24vbWtyZWd0YWJsZS5jDQorKysg Yi9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL21rcmVndGFibGUuYw0KQEAgLTE5Myw2ICsxOTMsNyBA QCBzdGF0aWMgaW50IHBhcnNlcl9hdXRoKHN0cnVjdCB0YWJsZSAqdCwgY29uc3QgY2hhciAqZmls ZW5hbWUpDQogIHJlZ21hdGNoX3QgbWF0Y2hbNF07DQogIGNoYXIgYnVmWzEwMjRdOw0KICBzaXpl X3QgZW5kOw0KKyBsb25nIHBvczsNCiAgaW50IGxlbjsNCiAgaW50IGRvbmUgPSAwOw0KICBpbnQg cjsNCkBAIC0yMjgsMTIgKzIyOSwxMiBAQCBzdGF0aWMgaW50IHBhcnNlcl9hdXRoKHN0cnVjdCB0 YWJsZSAqdCwgY29uc3QgY2hhciAqZmlsZW5hbWUpDQogIGxhc3RfcmVnID0gc3RydG9sKGxhc3Rf cmVnX3MsIE5VTEwsIDE2KTsNCg0KICBkbyB7DQotIGlmIChmZ2V0cyhidWYsIDEwMjQsIGZpbGUp ID09IE5VTEwpIHsNCisgaWYgKChmZ2V0cyhidWYsIDEwMjQsIGZpbGUpID09IE5VTEwpIHx8IChw b3MgPSBmdGVsbChmaWxlKSkgPCAwKSB7DQogIGZjbG9zZShmaWxlKTsNCiAgcmV0dXJuIC0xOw0K ICB9DQogIGxlbiA9IHN0cmxlbihidWYpOw0KLSBpZiAoZnRlbGwoZmlsZSkgPT0gZW5kKQ0KKyBp ZiAocG9zID09IGVuZCkNCiAgZG9uZSA9IDE7DQogIGlmIChsZW4pIHsNCiAgciA9IHJlZ2V4ZWMo Jm1hc2tfcmV4LCBidWYsIDQsIG1hdGNoLCAwKTsNCi0tDQoyLjM3LjINCg0KIy8qKioqKiqxvtPK vP68sMbkuL28/rqs09DQocPXuavLvrXEsaPD3NDFz6KjrL32z97T2reiy824+MnPw+a12Na31tDB 0LP2tcS49sjLu/LIutfpoaO9+9a5yM66zsbky/vIy9LUyM66ztDOyr3KudPDo6iw/MCotauyu8/e 09rIq7K/u/Kyv7fWtdjQucK2oaK4tNbGoaK78smit6KjqbG+08q8/tbQtcTQxc+ioaPI57n7xPq0 7crVwcuxvtPKvP6jrMfrxPrBory0tee7sLvy08q8/s2o1qq3orz+yMuyosm+s/2xvtPKvP6joSBU aGlzIGUtbWFpbCBhbmQgaXRzIGF0dGFjaG1lbnRzIGNvbnRhaW4gY29uZmlkZW50aWFsIGluZm9y bWF0aW9uIGZyb20gWElBT01JLCB3aGljaCBpcyBpbnRlbmRlZCBvbmx5IGZvciB0aGUgcGVyc29u IG9yIGVudGl0eSB3aG9zZSBhZGRyZXNzIGlzIGxpc3RlZCBhYm92ZS4gQW55IHVzZSBvZiB0aGUg aW5mb3JtYXRpb24gY29udGFpbmVkIGhlcmVpbiBpbiBhbnkgd2F5IChpbmNsdWRpbmcsIGJ1dCBu b3QgbGltaXRlZCB0bywgdG90YWwgb3IgcGFydGlhbCBkaXNjbG9zdXJlLCByZXByb2R1Y3Rpb24s IG9yIGRpc3NlbWluYXRpb24pIGJ5IHBlcnNvbnMgb3RoZXIgdGhhbiB0aGUgaW50ZW5kZWQgcmVj aXBpZW50KHMpIGlzIHByb2hpYml0ZWQuIElmIHlvdSByZWNlaXZlIHRoaXMgZS1tYWlsIGluIGVy cm9yLCBwbGVhc2Ugbm90aWZ5IHRoZSBzZW5kZXIgYnkgcGhvbmUgb3IgZW1haWwgaW1tZWRpYXRl bHkgYW5kIGRlbGV0ZSBpdCEqKioqKiovIw0K --_000_dcbdea48b4554f1989b2b7c6ebc9e32dxiaomicom_ Content-Type: text/html; 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add return-value check of ftell to improve robustness(and avoid abnorm= al behavior)

Signed-off-by: SPeak <speakshen@163.com>
Signed-off-by: shenyanfeng <shenyanfeng@xiaomi.com>
---
 drivers/gpu/drm/radeon/mkregtable.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/rad= eon/mkregtable.c
index 52a7246fe..c31c58e5f 100644
--- a/drivers/gpu/drm/radeon/mkregtable.c
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -193,6 +193,7 @@ static int parser_auth(struct table *t, const = char *filename)
  regmatch_t match[4];
  char buf[1024];
  size_t end;
+ long pos;
  int len;
  int done =3D 0;
  int r;
@@ -228,12 +229,12 @@ static int parser_auth(struct table *t, cons= t char *filename)
  last_reg =3D strtol(last= _reg_s, NULL, 16);
 
  do {
- if (fgets(buf, 1024, file) = =3D=3D NULL) {
+ if ((fgets(buf, 1024, fil= e) =3D=3D NULL) || (pos =3D ftell(file)) < 0) {
  fclose(file);
  return -1;
  }
  len =3D strlen(buf);
- if (ftell(file) =3D=3D end)
+ if (pos =3D=3D end)
  done =3D 1;
  if (len) {
  r =3D regexec(&mask_= rex, buf, 4, match, 0);
-- 
2.37.2

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