Powered by Linux
Re: [PATCH] direct_return_instead_of_goto: don't warn about other forms of printks — Semantic Matching Tool

Re: [PATCH] direct_return_instead_of_goto: don't warn about other forms of printks

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




Le 11/02/2023 à 14:43, Harshit Mogalapalli a écrit :
Also tracking these type of goto are uninteresting for the check.
fail:
     ata_dev_err(dev, "failed to set xfermode (err_mask=0x%x)\n", err_mask);
     return -EIO;

Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@xxxxxxxxxx>
---
  check_direct_return_instead_of_goto.c | 8 ++++++++
  1 file changed, 8 insertions(+)

diff --git a/check_direct_return_instead_of_goto.c b/check_direct_return_instead_of_goto.c
index b075bc2f..90e5aed6 100644
--- a/check_direct_return_instead_of_goto.c
+++ b/check_direct_return_instead_of_goto.c
@@ -68,6 +68,7 @@ static bool is_do_nothing_goto(struct statement *goto_stmt)
  static bool is_printk_stmt(struct statement *stmt)
  {
  	char *str;
+	int len;
if (!stmt)
  		return false;
@@ -76,6 +77,8 @@ static bool is_printk_stmt(struct statement *stmt)
  	if (!str)
  		return false;
+ len = strlen(str);
+
  	if (strcmp(str, "dev_err") == 0 ||
  	    strcmp(str, "dev_info") == 0 ||
  	    strcmp(str, "dev_warn") == 0 ||
@@ -92,6 +95,11 @@ static bool is_printk_stmt(struct statement *stmt)
  	    strcmp(str, "pr_debug") == 0)
  		return true;
+ if (strcmp(&str[len - 8], "_dev_err") == 0 ||
+	    strcmp(&str[len - 9], "_dev_warn") == 0 ||
+	    strcmp(&str[len - 8], "_dev_dbg") == 0)

Hi,

When we get here, can len be <8 or <9 ?

CJ


+		return true;
+
  	return false;
  }



[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Big List of Linux Books]

  Powered by Linux