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nss-drv: nss_rps: fix buff size when writing

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Signed-off-by: Sean Khan <datapronix@protonmail.com>
This commit is contained in:
Sean Khan 2025-07-10 20:19:24 -04:00
parent 1f7a6b7879
commit febe0256ca
1 changed files with 13 additions and 3 deletions
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16
qca-nss-drv/patches-11.4/0025-nss_rps-fix-procfs-read-write.patch
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@ -156,7 +156,7 @@
*lenp = cp_bytes; *lenp = cp_bytes;
kfree(r_buf); kfree(r_buf);
return 0; return 0;
@@ -115,13 +115,11 @@ static int nss_dscp_map_print(struct ctl @@ -115,35 +115,32 @@ static int nss_dscp_map_print(struct ctl
* nss_dscp_map_parse() * nss_dscp_map_parse()
* Sysctl handler for dscp/pri mappings. * Sysctl handler for dscp/pri mappings.
*/ */
@ -166,12 +166,22 @@
{ {
int count; int count;
- size_t cp_bytes = 0; - size_t cp_bytes = 0;
char w_buf[7]; - char w_buf[7];
- loff_t w_offset = 0; - loff_t w_offset = 0;
+ char w_buf[8];
char *str; char *str;
char *tokens[NSS_DSCP_MAP_PARAM_FIELD_COUNT]; char *tokens[NSS_DSCP_MAP_PARAM_FIELD_COUNT];
unsigned int dscp, priority, action; unsigned int dscp, priority, action;
@@ -135,15 +133,14 @@ static int nss_dscp_map_parse(struct ctl int ret;
/*
- * Buffer length cannot be more than 7 and less than 6.
+ * Buffer length cannot be more than 8 and less than 6.
*/
- if (*lenp < 6 || *lenp > 7) {
- nss_warning("Buffer is not correct. Invalid lenght: %d\n", (int)*lenp);
+ if (*lenp < 6 || *lenp > 8) {
+ nss_warning("Invalid length: %d\n", (int)*lenp);
return -EINVAL; return -EINVAL;
} }