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inode01: remove "slash" array

PATCH Applied Jan Stancek 3 participants 4 messages Mar 20, 2013 – Mar 21, 2013

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Jan Stancek

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#0 lore raw

PATCH 1/1 inode01: remove "slash" array

and replace strcats with snprintf.

Signed-off-by Jan Stancek <[email protected]>
---
 testcases/kernel/fs/inode/inode01.c |   26 ++++++++++++++++----------
 1 files changed, 16 insertions(+), 10 deletions(-)
testcases/kernel/fs/inode/inode01.c +16 -10
index 9643651..b3a9a0b 100644
@@ -96,7 +96,6 @@ char rm_string[200];
 FILE *list_stream = NULL;
 int file_id;
 int list_id;
-char slash[2];
 
 int increment_name(), get_next_name(), mode(), escrivez();
 

@@ -110,9 +109,7 @@ int main()
 	int status;
 	int len;
 	int term();
-
-	slash[0] = '/';
-	slash[1] = '\0';
+	int snp_ret;
 
 	strcpy(path_string, "inode");
 	sprintf(root, "A%d", getpid());

@@ -160,9 +157,13 @@ int main()
 	/*                                      */
 	/****************************************/
 
-	strcpy(path_list_string, path_string);
-	strcat(path_list_string, slash);
-	strcat(path_list_string, "path_list");
+	snp_ret = snprintf(path_list_string, sizeof(path_list_string),
+		"%s/path_list",	path_string);
+	if (snp_ret < 0 || snp_ret >= sizeof(path_list_string)) {
+		tst_resm(TBROK, "snprintf(path_list_string,..) returned %d",
+			snp_ret);
+		fail_exit();
+	}
 	list_id = creat(path_list_string, FILE_MODE);
 	if (list_id == -1) {
 		fprintf(temp,

@@ -308,6 +309,7 @@ int level;			/* the tree depth variable */
 	char new_string[PATH_STRING_LENGTH + 1];
 	int new_level;
 	int i, j;		/* iteration counters */
+	int snp_ret;
 
 	switch_flag = level & TRUE;
 	if (strlen(string) >= MAX_PATH_STRING_LENGTH) {

@@ -324,9 +326,13 @@ int level;			/* the tree depth variable */
 	} else if (level < MAX_DEPTH) {
 		for (i = 0; i <= MAX_BREADTH; i++) {
 			get_next_name();
-			strcpy(new_string, string);
-			strcat(new_string, slash);
-			strcat(new_string, name);
+			snp_ret = snprintf(new_string, sizeof(new_string),
+				"%s/%s", string, name);
+			if (snp_ret < 0 || snp_ret >= sizeof(new_string)) {
+				tst_resm(TBROK, "snprintf(new_string,..) "
+					"returned %d", snp_ret);
+				fail_exit();
+			}
 
 			/****************************************/
 			/*                                      */
Signature · 12 lines
1.7.1


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Reviewed-by on v1 1/1
#1 lore raw
Quoted 3 lines · Jan Stancek

and replace strcats with snprintf.

Signed-off-by Jan Stancek <[email protected]>
Reviewed-by Wanlong Gao <[email protected]>
Quoted 60 lines
---
 testcases/kernel/fs/inode/inode01.c |   26 ++++++++++++++++----------
 1 files changed, 16 insertions(+), 10 deletions(-)
testcases/kernel/fs/inode/inode01.c +9 -10
index 9643651..b3a9a0b 100644
@@ -96,7 +96,6 @@ char rm_string[200];
 FILE *list_stream = NULL;
 int file_id;
 int list_id;
-char slash[2];
 
 int increment_name(), get_next_name(), mode(), escrivez();
 

@@ -110,9 +109,7 @@ int main()
 	int status;
 	int len;
 	int term();
-
-	slash[0] = '/';
-	slash[1] = '\0';
+	int snp_ret;
 
 	strcpy(path_string, "inode");
 	sprintf(root, "A%d", getpid());

@@ -160,9 +157,13 @@ int main()
 	/*                                      */
 	/****************************************/
 
-	strcpy(path_list_string, path_string);
-	strcat(path_list_string, slash);
-	strcat(path_list_string, "path_list");
+	snp_ret = snprintf(path_list_string, sizeof(path_list_string),
+		"%s/path_list",	path_string);
+	if (snp_ret < 0 || snp_ret >= sizeof(path_list_string)) {
+		tst_resm(TBROK, "snprintf(path_list_string,..) returned %d",
+			snp_ret);
+		fail_exit();
+	}
 	list_id = creat(path_list_string, FILE_MODE);
 	if (list_id == -1) {
 		fprintf(temp,

@@ -308,6 +309,7 @@ int level;			/* the tree depth variable */
 	char new_string[PATH_STRING_LENGTH + 1];
 	int new_level;
 	int i, j;		/* iteration counters */
+	int snp_ret;
 
 	switch_flag = level & TRUE;
 	if (strlen(string) >= MAX_PATH_STRING_LENGTH) {

@@ -324,9 +326,13 @@ int level;			/* the tree depth variable */
 	} else if (level < MAX_DEPTH) {
 		for (i = 0; i <= MAX_BREADTH; i++) {
 			get_next_name();
-			strcpy(new_string, string);
-			strcat(new_string, slash);
-			strcat(new_string, name);

testcases/kernel/fs/inode/inode01.c int level; /* the tree depth variable */ · line 338

Quoted 10 lines
testcases/kernel/fs/inode/inode01.c +7 -0
+			snp_ret = snprintf(new_string, sizeof(new_string),
+				"%s/%s", string, name);
+			if (snp_ret < 0 || snp_ret >= sizeof(new_string)) {
+				tst_resm(TBROK, "snprintf(new_string,..) "
+					"returned %d", snp_ret);
+				fail_exit();
+			}
 
 			/****************************************/
 			/*                                      */

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Reviewed-by on v1 1/1
#2 lore raw
In reply to Jan Stancek
Quoted 3 lines · Jan Stancek

and replace strcats with snprintf.

Signed-off-by Jan Stancek <[email protected]>
Reviewed-by Caspar Zhang <[email protected]>
Quoted 60 lines
---
  testcases/kernel/fs/inode/inode01.c |   26 ++++++++++++++++----------
  1 files changed, 16 insertions(+), 10 deletions(-)
testcases/kernel/fs/inode/inode01.c +9 -10
index 9643651..b3a9a0b 100644
@@ -96,7 +96,6 @@ char rm_string[200];
  FILE *list_stream = NULL;
  int file_id;
  int list_id;
-char slash[2];
 
  int increment_name(), get_next_name(), mode(), escrivez();
 

@@ -110,9 +109,7 @@ int main()
  	int status;
  	int len;
  	int term();
-
-	slash[0] = '/';
-	slash[1] = '\0';
+	int snp_ret;
 
  	strcpy(path_string, "inode");
  	sprintf(root, "A%d", getpid());

@@ -160,9 +157,13 @@ int main()
  	/*                                      */
  	/****************************************/
 
-	strcpy(path_list_string, path_string);
-	strcat(path_list_string, slash);
-	strcat(path_list_string, "path_list");
+	snp_ret = snprintf(path_list_string, sizeof(path_list_string),
+		"%s/path_list",	path_string);
+	if (snp_ret < 0 || snp_ret >= sizeof(path_list_string)) {
+		tst_resm(TBROK, "snprintf(path_list_string,..) returned %d",
+			snp_ret);
+		fail_exit();
+	}
  	list_id = creat(path_list_string, FILE_MODE);
  	if (list_id == -1) {
  		fprintf(temp,

@@ -308,6 +309,7 @@ int level;			/* the tree depth variable */
  	char new_string[PATH_STRING_LENGTH + 1];
  	int new_level;
  	int i, j;		/* iteration counters */
+	int snp_ret;
 
  	switch_flag = level & TRUE;
  	if (strlen(string) >= MAX_PATH_STRING_LENGTH) {

@@ -324,9 +326,13 @@ int level;			/* the tree depth variable */
  	} else if (level < MAX_DEPTH) {
  		for (i = 0; i <= MAX_BREADTH; i++) {
  			get_next_name();
-			strcpy(new_string, string);
-			strcat(new_string, slash);
-			strcat(new_string, name);

testcases/kernel/fs/inode/inode01.c int level; /* the tree depth variable */ · line 338

Quoted 10 lines
testcases/kernel/fs/inode/inode01.c +7 -0
+			snp_ret = snprintf(new_string, sizeof(new_string),
+				"%s/%s", string, name);
+			if (snp_ret < 0 || snp_ret >= sizeof(new_string)) {
+				tst_resm(TBROK, "snprintf(new_string,..) "
+					"returned %d", snp_ret);
+				fail_exit();
+			}
 
  			/****************************************/
  			/*                                      */

------------------------------------------------------------------------------
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Download AppDynamics Lite for free today:
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Applied
#3 lore raw
In reply to Jan Stancek
Quoted 3 lines · Jan Stancek

and replace strcats with snprintf.

Signed-off-by Jan Stancek <[email protected]>

Applied, thank you.

Wanlong Gao

------------------------------------------------------------------------------
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Make your web apps faster with AppDynamics
Download AppDynamics Lite for free today:
http://p.sf.net/sfu/appdyn_d2d_mar
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